Patents-Review.com
ClassID:

177706 ⎘

G03G15/0893 - CPC Classification

Classification description:

Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer; Arrangements for preparing, mixing, supplying or dispensing developer; Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for conveying or circulating developer, e.g. augers in a closed loop within the sump of the developing device

Recent Application in this class:
#1
20260126736
2026-05-07

IMAGE FORMING APPARATUS HAVING MOVABLE SHUTTERS FOR OPENING AND CLOSING TONER INLETS AND OUTLETS

 #2
20250370375
2025-12-04

IMAGE FORMING APPARATUS

 #3
20250291276
2025-09-18

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #4
20250284226
2025-09-11

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #5
20250244695
2025-07-31

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #6
20250231507
2025-07-17

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

 #7
20250053119
2025-02-13

DEVELOPER ACCOMMODATING DEVICE, DEVELOPING DEVICE, CARTRIDGE AND IMAGE FORMING APPARATUS

 #8
20250004400
2025-01-02

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

 #9
20240361721
2024-10-31

DEVELOPING DEVICE WITH STRUCTURE TO REGULATE DISCHARGING AMOUNT OF DEVELOPER

 #10
20240329566
2024-10-03

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

 #11
20240319647
2024-09-26

IMAGE FORMING APPARATUS

 #12
20240302790
2024-09-12

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #13
20240264553
2024-08-08

Development device having a developing container with a vent hole and image forming apparatus provided therewith

 #14
20240168400
2024-05-23

IMAGE FORMING APPARATUS

 #15
20240103403
2024-03-28

DEVELOPING DEVICE AND METHOD OF AGITATING INITIAL DEVELOPER INSIDE DEVELOPING DEVICE

 #16
20230408951
2023-12-21

Developer accommodating device, developing device, cartridge and image forming apparatus

 #17
20230324830
2023-10-12

Developing device and image forming apparatus capable of shortening time required to circulate developer in circulation path

 #18
20230305438
2023-09-28

Developing device and image forming apparatus that suppress discharge of developer

 #19
20230205111
2023-06-29

Developing device with valve for discharge path and imaging system with developing device

 #20
20230024111
2023-01-26

Image forming apparatus including developer conveying member and toner concentration sensor

 #21
20230022432
2023-01-26

Developing device and image forming apparatus including developer conveying member and toner concentration sensor

 #22
20220413417
2022-12-29

Imaging system with a developing chamber having a developer roller and multiple air passages

 #23
20220373933
2022-11-24

Developing device and image forming apparatus having a reverse helical blade on a downstream end of a developer transport path

 #24
20220373931
2022-11-24

Developing device and image forming apparatus with a developer discharging structure

 #25
20220373930
2022-11-24

Developing device and image forming apparatus having a reverse helical section

 #26
20220373929
2022-11-24

Developing device and image forming apparatus having an opening and closing member in a partition between conveying members

 #27
20220365463
2022-11-17

Developer accommodating device, developing device, cartridge and image forming apparatus

 #28
20220317596
2022-10-06

Developer discharging method of developing device and developing device

 #29
20220317590
2022-10-06

Developer discharging method of developing device and developing device

 #30
20220308499
2022-09-29

Image forming apparatus that can decrease variations in volume and weight of developer in a development casing

 #31
20220299929
2022-09-22

Toner conveying device having easily replaceable components

 #32
20220197188
2022-06-23

Toner conveying device of image forming apparatus including pushing member to push conveyance member from different directions

 #33
20220197186
2022-06-23

Developing device provided with duct and image forming apparatus including the developing device

 #34
20220179336
2022-06-09

Mixing printing fluid

 #35
20220155709
2022-05-19

Developing apparatus having multi-blade portion replenishment conveyance screw

 #36
20220137530
2022-05-05

IMAGING SYSTEM WITH NON-MAGNETIC REGULATOR AND SECONDARY REGULATOR

 #37
20220107588
2022-04-07

Developer conveyor having helical blades and protrusions

 #38
20220035271
2022-02-03

Developing apparatus having air discharge

 #39
20220011693
2022-01-13

Developing device which supplies two-component developer containing toner and carrier and which discharges excessive developer and image forming apparatus therewith

 #40
20210389696
2021-12-16

Developing unit, process cartridge, and image forming apparatus using toner to develop toner image

 #41
20210364944
2021-11-25

Developing device and image forming apparatus therewith

 #42
20210333726
2021-10-28

Developing device using spiral structures

 #43
20210263447
2021-08-26

Magnetic carrier bead separation

 #44
20210200138
2021-07-01

Waste toner collecting device for increasing waste toner collecting efficiency

 #45
20210132523
2021-05-06

Development cartridge with developer inlet for refilling developer and cap sealing developer inlet

 #46
20210109459
2021-04-15

Developing device allowing selection of a stirring/conveying member to be used from a plurality of types of stirring/conveying members with rotary shafts with different shaft-diameters and image forming apparatus therewith

 #47
20210088938
2021-03-25

Developing device including a conveyor with a space between blades and image forming apparatus including same

 #48
20210063914
2021-03-04

Developing device

 #49
20210055674
2021-02-25

Developing device having air discharge duct and image forming apparatus including the developing device

 #50
20200272072
2020-08-27

Developing apparatus

 #51
20200264538
2020-08-20

Developer conveyor having three blades

 #52
20200192247
2020-06-18

Developing device having an air discharge path

 #53
20200019091
2020-01-16

Developing device and image forming apparatus

 #54
20190391511
2019-12-26

Feeding screw and developing device

 #55
20190317424
2019-10-17

Developing device

 #56
20190286041
2019-09-19

Image forming apparatus

 #57
20190286013
2019-09-19

Developing device, process cartridge, and image forming apparatus incorporating same

 #58
20190278199
2019-09-12

Developing apparatus with magnetic seal member facing conveyance screw

 #59
20190265612
2019-08-29

Image forming apparatus having image formation interruption

 #60
20190033752
2019-01-31

DEVELOPING APPARATUS

 #61
20190011877
2019-01-10

Image forming apparatus

 #62
20190011856
2019-01-10

Developer storage container and image forming apparatus including the same

 #63
20180364620
2018-12-20

Developing device, process cartridge, and image forming apparatus

 #64
20180335727
2018-11-22

Developing device and image forming device that mixes developing agent

 #65
20180335723
2018-11-22

Feeding screw and developing device

 #66
20180335722
2018-11-22

Developing device having a feeding screw with multiple blade portions

 #67
20180329344
2018-11-15

Image forming device

 #68
20180321617
2018-11-08

Developing device and image forming apparatus including same

 #69
20180321616
2018-11-08

Developing device having first conveyance chamber and second conveyance chamber disposed above first conveyance chamber, and image forming apparatus including same

 #70
20180321615
2018-11-08

Image forming apparatus

 #71
20180321614
2018-11-08

Image forming apparatus including a developing device having first conveyance chamber and a second conveyance chamber disposed above the first conveyance chamber

 #72
20180284650
2018-10-04

Developing apparatus and image forming apparatus

 #73
20180275565
2018-09-27

System and method for generating auditable secure seeds from real-world data

 #74
20180267429
2018-09-20

Developer container and image forming apparatus having transporting member with air passage portions

 #75
20180259878
2018-09-13

Image forming apparatus for measuring reference value of toner concentration

 #76
20180253033
2018-09-06

Developing device and image forming apparatus including same

 #77
20180253030
2018-09-06

Image forming apparatus and developing device that conveys air to exhaust port

 #78
20180253027
2018-09-06

Image forming apparatus and developer supply device with first and second transport members configured to transport developer at different speeds

 #79
20180224769
2018-08-09

Developing apparatus having developer distribution control

 #80
20180217521
2018-08-02

Developing device and image forming apparatus

 #81
20180203376
2018-07-19

Developing device and image forming apparatus including the same

 #82
20180164718
2018-06-14

Stirring conveyance member, developing device including the same, and image forming apparatus

 #83
20180164714
2018-06-14

Developing apparatus having a sealing sheet and unsealing mechanism

 #84
20180136586
2018-05-17

Vertical biaxial developing device and image forming apparatus and process cartridge incorporating same

 #85
20180129152
2018-05-10

Development device

 #86
20180129149
2018-05-10

Stirring/conveying member, and developing device and image forming apparatus therewith

 #87
20180120752
2018-05-03

Transport member and developing device including the same

 #88
20180107137
2018-04-19

Developing device and image forming apparatus for efficient equalization of developer along a developing device

 #89
20180074441
2018-03-15

Developing device and magnet for two-component development

 #90
20180074433
2018-03-15

Developing device that reduces the bending of a developer regulating member when the developer regulating member receives developer pressure or magnetic force

 #91
20180067418
2018-03-08

Developing apparatus and image forming apparatus having developer movement apparatus

 #92
20180059578
2018-03-01

Developing device with side by side developing sections, and image forming apparatus with same

 #93
20180039205
2018-02-08

Developing device

 #94
20180011424
2018-01-11

Developing device and image forming apparatus including the same

 #95
20170357179
2017-12-14

Developer cartridge and developing unit provided with the same

 #96
20170343928
2017-11-30

Developing apparatus

 #97
20170277078
2017-09-28

Developing device with toner containing a toner particle and a zinc stearate particle, and process cartridge, image forming apparatus, and image forming method

 #98
20170255129
2017-09-07

Developing device having toner content detection

 #99
20170227890
2017-08-10

Developing device and image forming apparatus

 #100
20170227886
2017-08-10

Developing device and image forming apparatus having a toner concentration detector and a retaining member that retains the developer in the toner concentration detecting region

 #101
20170219958
2017-08-03

Developing device replenished with new two-component developer while discharging surplus developer and image forming apparatus

 #102
20170176890
2017-06-22

Developing device replenished with new two-component developer while discharging surplus developer and image forming apparatus therewith

 #103
20170176888
2017-06-22

Developing device and image forming apparatus

 #104
20170146927
2017-05-25

Developing apparatus having developer guiding portions

 #105
20170123349
2017-05-04

Developing apparatus having developer distribution control

 #106
20170115606
2017-04-27

Image forming apparatus having reverse developer feeding

 #107
20170108797
2017-04-20

Developing device which can detect rotational position of developing roller

 #108
20170068188
2017-03-09

Developing device having magnetic sealing members

 #109
20170068185
2017-03-09

Developing device and image forming apparatus therewith

 #110
20170068183
2017-03-09

Image forming apparatus

 #111
20170060032
2017-03-02

Developing device and conveying screw for developing an electrostatic latent image on an image bearing member

 #112
20170060031
2017-03-02

Developing device

 #113
20160370732
2016-12-22

Developing device and image forming apparatus therewith

 #114
20160334736
2016-11-17

Developing device for preventing density unevenness and developer overflow

 #115
20160306294
2016-10-20

Developing apparatus and image forming apparatus having opposite direction developer conveying portions

 #116
20160299455
2016-10-13

Powder container, developing device, process unit, and image forming apparatus

 #117
20160282761
2016-09-29

Developing device to charge and mix toner and electrophotographic image forming apparatus including the same

 #118
20160274496
2016-09-22

Developer cartridge and developing unit provided with the same

 #119
20160266517
2016-09-15

Developing device and image forming apparatus having the same

 #120
20160259269
2016-09-08

Development apparatus and image forming apparatus

 #121
20160238966
2016-08-18

Developing device and image forming apparatus incorporating same

 #122
20160223946
2016-08-04

Developing device and image forming apparatus including a contact member which is elastically deformed

 #123
20160216639
2016-07-28

Sealing apparatus for developing device

 #124
20160209777
2016-07-21

Developing device having developer regulating rib

 #125
20160202635
2016-07-14

Image forming apparatus for executing developer replenishment control

 #126
20160195843
2016-07-07

Image forming apparatus with a controller for forming a toner patch

 #127
20160187813
2016-06-30

Developer conveying apparatus and developing apparatus

 #128
20160170353
2016-06-16

Image forming apparatus having toner content sensor

 #129
20160154342
2016-06-02

Developing unit

 #130
20160139541
2016-05-19

Developing device and image forming apparatus

 #131
20160103403
2016-04-14

Developing device and image forming apparatus including the same

 #132
20160091823
2016-03-31

Developing apparatus and image forming apparatus

 #133
20160070206
2016-03-10

Developing device and image forming apparatus

 #134
20160033897
2016-02-04

Developer container and image forming apparatus including the same

 #135
20150378277
2015-12-31

Developing device and image forming apparatus provided with same

 #136
20150362861
2015-12-17

Developing device, image forming apparatus, and process cartridge

 #137
20150338777
2015-11-26

Developing apparatus and image forming apparatus

 #138
20150331360
2015-11-19

Transporting apparatus, developing apparatus and image forming apparatus

 #139
20150323886
2015-11-12

Developing apparatus having recycling paths for recycling of toner and image forming apparatus including the same

 #140
20150301477
2015-10-22

Transporting apparatus, developing apparatus and image forming apparatus

 #141
20150277292
2015-10-01

Developing device and image forming apparatus

 #142
20150277289
2015-10-01

Developer container and image forming apparatus including the same

 #143
20150253694
2015-09-10

Developing unit

 #144
20150253693
2015-09-10

Developing device having a control device that performs a recovery process and image forming apparatus including the same

 #145
20150241813
2015-08-27

Developing apparatus and image forming apparatus using the same

 #146
20150185663
2015-07-02

Developer container and image forming apparatus including the same

 #147
20150185661
2015-07-02

Developer container and image forming apparatus including the same

 #148
20150185659
2015-07-02

Developer container with detection sensor to detect developer in storage space and image forming apparatus including the same

 #149
20150168871
2015-06-18

Developing device

 #150
20150153679
2015-06-04

Image forming device, and non-transitory computer readable recording medium

 #151
20150153677
2015-06-04

Developing apparatus having aligned regulating member

 #152
20150139697
2015-05-21

Developing apparatus with discharge regulating member

 #153
20150139696
2015-05-21

Developing device

 #154
20150132026
2015-05-14

Developing device, process cartridge, and image forming apparatus

 #155
20150125185
2015-05-07

Developing apparatus and image forming apparatus having a conveying member with multiple screw portions

 #156
20150104216
2015-04-16

Development device and image forming apparatus

 #157
20150078787
2015-03-19

Developing device and an image forming apparatus including the same

 #158
20150078786
2015-03-19

Developing device and image forming apparatus therewith

 #159
20150071683
2015-03-12

Developing device

 #160
20150010315
2015-01-08

Image forming device

 #161
20150003848
2015-01-01

Developing device, and image forming apparatus and process unit incorporating same

 #162
20140369718
2014-12-18

Developing device and image forming apparatus

 #163
20140356023
2014-12-04

Developer discharge auxiliary tool and method for discharging developer

 #164
20140348553
2014-11-27

Image forming apparatus and cartridge for the use therewith

 #165
20140314450
2014-10-23

Developing device and image forming apparatus including same

 #166
20140286676
2014-09-25

Developing device and image forming apparatus

 #167
20140270838
2014-09-18

Developing device and image forming apparatus incorporating same

 #168
20140255047
2014-09-11

Image forming apparatus

 #169
20140235415
2014-08-21

Transporting member, developing device, and image forming apparatus

 #170
20140212180
2014-07-31

Developing device and image forming apparatus and process cartridge incorporating same

 #171
20140212179
2014-07-31

Developing device and image forming apparatus

 #172
20140205325
2014-07-24

Developing unit and image forming apparatus

 #173
20140205324
2014-07-24

Developing device with a developer conveying member having paddles connecting spiral blades at one circumferential position and image forming apparatus with such a developing device

 #174
20140205311
2014-07-24

Developing device collecting developer flowed from developing case by filter and applying vibration to filter to shake off developer and image forming apparatus including the same

 #175
20140193176
2014-07-10

Developer-agitating transporter, developing device, and image forming apparatus

 #176
20140186075
2014-07-03

Image forming apparatus and toner container with a replenishment hole and at least one collection hole

 #177
20140186072
2014-07-03

Developer cartridge and developing unit provided with the same

 #178
20140161490
2014-06-12

Development device and image forming apparatus including the same

 #179
20140147175
2014-05-29

Developer storage container and image forming apparatus with same

 #180
20140147173
2014-05-29

Developer supplying device and image forming apparatus

 #181
20140140734
2014-05-22

Developing device and image forming apparatus

 #182
20140140733
2014-05-22

Development device and image forming apparatus including the same

 #183
20140140732
2014-05-22

Developing apparatus and image forming apparatus

 #184
20140112687
2014-04-24

Development device and image forming apparatus incorporating same

 #185
20140029962
2014-01-30

Image forming apparatus and powder transport unit

 #186
20140023403
2014-01-23

Developer conveyance device, development device, and image forming apparatus

 #187
20140023401
2014-01-23

Developer conveying device, and developing device and image forming apparatus provided with same

 #188
20130322929
2013-12-05

Powder accommodation container and image forming apparatus

 #189
20130322896
2013-12-05

Image forming device having a toner supply control portion

 #190
20130315632
2013-11-28

Developing device and image forming apparatus provided with same

 #191
20130315631
2013-11-28

Developing device comprising a conveying member having a hollow spiral shape and image forming apparatus provided with the same

 #192
20130315630
2013-11-28

Developer conveying device, and developing device and image forming apparatus provided with same

 #193
20130315629
2013-11-28

Developer conveying device including a plurality of planar portions and a developing device and image forming apparatus provided with same

 #194
20130315628
2013-11-28

Conveyance device, development device including conveyance device, and image forming apparatus including development device

 #195
20130243489
2013-09-19

Developing apparatus

 #196
20130230333
2013-09-05

Image forming apparatus

 #197
20130202329
2013-08-08

Intermediate hopper and image forming apparatus

 #198
20130202328
2013-08-08

Intermediate hopper and image forming apparatus

 #199
20130202319
2013-08-08

Developing device and image forming apparatus

 #200
20130188995
2013-07-25

Developer supply device

 #201
20130183052
2013-07-18

Developing apparatus having controller for controlling drive time of screw member

 #202
20130177339
2013-07-11

Developing device and image forming apparatus

 #203
20130177338
2013-07-11

Developing device having developer conveying members

 #204
20130156468
2013-06-20

Developing device and image forming apparatus including the same

 #205
20130136502
2013-05-30

Toner supply system for image forming apparatus development device

 #206
20130129376
2013-05-23

Developing device

 #207
20130101315
2013-04-25

Development roller with increasing magnetic field

 #208
20130078003
2013-03-28

Method for transporting electrophotographic developer in a printer

 #209
20130078002
2013-03-28

Electrophotographic printer development system with multiple augers

 #210
20130064570
2013-03-14

Process cartridge for image forming apparatus including a hollow alignment shaft

 #211
20130058670
2013-03-07

Image developing device, process cartridge including image developing device, and image forming device including image developing device

 #212
20130058669
2013-03-07

Image forming apparatus

 #213
20130051862
2013-02-28

ANGLED MAGNETIC AUGER FOR A DEVELOPER STATION

 #214
20130051861
2013-02-28

ANGLED MAGNETIC AUGER FOR A DEVELOPER STATION

 #215
20130051860
2013-02-28

Developing device and image forming apparatus

 #216
20130045029
2013-02-21

Development device, and process cartridge and image forming apparatus including same in which an angle formed using an end face of a buffer area is smaller than an angle of twist of a spiral blade

 #217
20130022373
2013-01-24

Method of using feed auger with paddles

 #218
20130022372
2013-01-24

Feed auger with paddles

 #219
20130004207
2013-01-03

Developing device and image forming apparatus

 #220
20120328334
2012-12-27

Developing device and image forming apparatus

 #221
20120321355
2012-12-20

Development device

 #222
20120321352
2012-12-20

Developing apparatus

 #223
20120308269
2012-12-06

Developing device and electrophotographic image forming apparatus including the same

 #224
20120269555
2012-10-25

Developing device having rotating feeding member

 #225
20120263504
2012-10-18

Image forming apparatus and toner container

 #226
20120263503
2012-10-18

Image forming apparatus and toner container with shutter that is movable along an assembly direction of the container and parallel to a conveying screw for opening a toner discharge opening

 #227
20120263502
2012-10-18

Image forming apparatus

 #228
20120263496
2012-10-18

Developer case and image forming apparatus to which developer case is applied

 #229
20120251185
2012-10-04

DEVELOPING DEVICE

 #230
20120219327
2012-08-30

Developing device and image forming apparatus

 #231
20120219326
2012-08-30

Development device, and image forming apparatus and process cartridge incorporating same

 #232
20120213557
2012-08-23

Developing device, image forming apparatus, and developing method

 #233
20120213554
2012-08-23

Developing device and image forming apparatus

 #234
20120207492
2012-08-16

Development device, process cartridge, and image forming apparatus incorporating same

 #235
20120207490
2012-08-16

Method for judging toner shortage and image forming apparatus

 #236
20120207489
2012-08-16

REPLENISHING TONER USED FROM ELECTROPHOTOGRAPHIC DEVELOPER

 #237
20120207488
2012-08-16

DISTRIBUTED REPLENISHMENT FOR ELECTROPHOTOGRAPHIC DEVELOPER

 #238
20120201574
2012-08-09

Developing device and image forming apparatus

 #239
20120201573
2012-08-09

Stir-transport member, development device provided therewith, and image forming apparatus

 #240
20120189352
2012-07-26

Development apparatus

 #241
20120189350
2012-07-26

Development device, developer container, and image forming apparatus

 #242
20120189349
2012-07-26

Developing device and image forming apparatus

 #243
20120189327
2012-07-26

Developer amount detector, and developer container, development device, and image forming apparatus incorporating same

 #244
20120183334
2012-07-19

Toner dispersing mechanism, developing device including the toner dispersing mechanism, and image forming apparatus

 #245
20120177412
2012-07-12

Developing apparatus and image forming apparatus including the same

 #246
20120177411
2012-07-12

Developing device and image forming apparatus including the same

 #247
20120163875
2012-06-28

Developing device, process cartridge, image forming apparatus, and developer discharge device having a discharge port

 #248
20120163845
2012-06-28

Image forming apparatus

 #249
20120155923
2012-06-21

Image forming apparatus and method

 #250
20120155900
2012-06-21

Image forming apparatus with dual image forming speeds

 #251
20120155892
2012-06-21

Image forming apparatus with developing device, sensor, and controller

 #252
20120114361
2012-05-10

Image forming apparatus, method of controlling image forming apparatus, program, and storage medium

 #253
20120107019
2012-05-03

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

 #254
20120093527
2012-04-19

Image forming apparatus

 #255
20120070194
2012-03-22

Developing device and image forming apparatus

 #256
20120051792
2012-03-01

Developing device and image forming apparatus

 #257
20120033996
2012-02-09

Image forming apparatus using a toner container in which the toner outlet may be positioned in a horizontal or vertical direction

 #258
20120027434
2012-02-02

Image forming apparatus capable of optimally controlling toner concentration of developer

 #259
20120014719
2012-01-19

Developing device and image forming apparatus having the developing device

 #260
20120014718
2012-01-19

DEVELOPING DEVICE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD

 #261
20120009518
2012-01-12

Developing device, image forming method and apparatus, and process cartridge

 #262
20120008981
2012-01-12

Image forming apparatus and cartridge for the use therewith

 #263
20120002983
2012-01-05

Image forming apparatus and developing device

 #264
20110311279
2011-12-22

Developing device and image formation apparatus

 #265
20110305484
2011-12-15

Development device and image forming apparatus including the same

 #266
20110286770
2011-11-24

Developing device and image forming apparatus including the same

 #267
20110286769
2011-11-24

Developing device with double spiral blade and image forming apparatus

 #268
20110262187
2011-10-27

Developing device and image forming apparatus provided with same

 #269
20110255888
2011-10-20

Image forming apparatus and image forming method

 #270
20110243584
2011-10-06

DEVELOPING DEVICE

 #271
20110236075
2011-09-29

Powder storage container, developing device using powder storage container, image forming unit, and image forming apparatus

 #272
20110236074
2011-09-29

Developing device and image forming apparatus including passing developer amount changing mechanism

 #273
20110236039
2011-09-29

Image forming apparatus and removable cartridge

 #274
20110229210
2011-09-22

Toner dispersing mechanism, and developing device and image forming apparatus provided therewith

 #275
20110229209
2011-09-22

Developing device and image forming apparatus

 #276
20110229156
2011-09-22

Toner concentration controller and image forming apparatus including the toner concentration controller

 #277
20110222912
2011-09-15

Developing device and image forming apparatus including the same

 #278
20110222872
2011-09-15

IMAGE FORMING APPARATUS

 #279
20110200365
2011-08-18

Developer replenishing device, image forming apparatus, and developer replenishing method

 #280
20110194875
2011-08-11

Image forming apparatus featuring supply of developers having different toner ratios

 #281
20110176820
2011-07-21

Development device, process cartridge, and image forming apparatus

 #282
20110170890
2011-07-14

Image forming device and developer supply method including pre-supply toner detection

 #283
20110158700
2011-06-30

Developing device and image forming apparatus including the same

 #284
20110150537
2011-06-23

Developing device and image forming apparatus provided therewith

 #285
20110150535
2011-06-23

Developing apparatus and image forming apparatus provided with the same

 #286
20110150533
2011-06-23

Developing apparatus and image forming apparatus provided with the same

 #287
20110142465
2011-06-16

DEVELOPING APPARATUS AND IMAGE FORMING APPARATUS

 #288
20110123230
2011-05-26

Developing device having first and second groups of scraper blades in axially offset positions and image forming apparatus with the same

 #289
20110110689
2011-05-12

Toner supplying device and image forming apparatus using same

 #290
20110103842
2011-05-05

Developing device and image forming apparatus

 #291
20110091228
2011-04-21

Developing device, image forming apparatus, and image forming structure

 #292
20110081169
2011-04-07

Toner supplying device and image forming apparatus

 #293
20110069996
2011-03-24

Image forming apparatus and image forming method

 #294
20110069993
2011-03-24

DEVELOPING UNIT FOR ELECTROPHOTOGRAPHY SYSTEM IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHY SYSTEM IMAGE FORMING APPARATUS

 #295
20110058824
2011-03-10

IMAGE FORMING APPARATUS

 #296
20110052265
2011-03-03

Developing device usable with image forming apparatus

 #297
20110052222
2011-03-03

Image forming apparatus

 #298
20110052221
2011-03-03

Image forming apparatus featuring forced discharging of excessive developer

 #299
20110044726
2011-02-24

Developing device and image forming apparatus

 #300
20110026959
2011-02-03

IMAGE FORMING APPARATUS AND AGITATION CONTROLLING METHOD