Patents-Review.com
ClassID:

177682 ⎘

G03G15/0849 - 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 testing or measuring developer properties or quality, e.g. charge, size, flowability Detection or control means for the developer concentration

Sub-classes:
Recent Application in this class:
#1
20250298343
2025-09-25

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

 #2
20250298340
2025-09-25

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

 #3
20250298339
2025-09-25

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

 #4
20250291271
2025-09-18

IMAGE FORMING APPARATUS

 #5
20250284226
2025-09-11

DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #6
20250264826
2025-08-21

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

 #7
20250231515
2025-07-17

IMAGE FORMING APPARATUS

 #8
20250208563
2025-06-26

CARTRIDGE

 #9
20250208533
2025-06-26

IMAGE FORMING APPARATUS

 #10
20250189910
2025-06-12

DEVELOPING DEVICE AND IMAGE FORMING APPARATUS

 #11
20250123583
2025-04-17

IMAGE FORMING APPARATUS CAPABLE OF IMPROVING ADJUSTMENT ACCURACY OF TONER IMAGE FORMING CONDITION, AND IMAGE DENSITY ADJUSTMENT METHOD

 #12
20240192623
2024-06-13

IMAGE FORMING DEVICE AND TONER REPLENISHMENT CONTROL METHOD IN IMAGE FORMING DEVICE

 #13
20240085841
2024-03-14

Image forming apparatus and non-transitory recording medium storing a computer readable control program

 #14
20240027934
2024-01-25

Developing device and image forming apparatus provided therewith

 #15
20230333497
2023-10-19

Developing device including sensor holder including insertion portion, process cartridge, and image forming apparatus

 #16
20230024111
2023-01-26

Image forming apparatus including developer conveying member and toner concentration sensor

 #17
20230022432
2023-01-26

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

 #18
20230015370
2023-01-19

Image forming apparatus capable of detecting attachment state of toner container

 #19
20220308499
2022-09-29

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

 #20
20220269203
2022-08-25

Image forming apparatus and image forming method that accounts for deterioration of a developer

 #21
20220244660
2022-08-04

IMAGE FORMING APPARATUS

 #22
20220147288
2022-05-12

Image forming apparatus and apparatus

 #23
20220128934
2022-04-28

Image forming apparatus

 #24
20220121136
2022-04-21

IMAGE FORMING APPARATUS

 #25
20220113664
2022-04-14

Image forming apparatus

 #26
20220050402
2022-02-17

Image forming apparatus and method for controlling image forming apparatus

 #27
20220011690
2022-01-13

Image forming apparatus, method for controlling image forming apparatus, and toner cartridge

 #28
20210373457
2021-12-02

Toner supply by changing driving speed of developing apparatus

 #29
20210325799
2021-10-21

IMAGING SYSTEM

 #30
20210325798
2021-10-21

Print substance output adjustments

 #31
20210271435
2021-09-02

Adjusting a velocity of development units

 #32
20210271186
2021-09-02

Image forming apparatus

 #33
20210263445
2021-08-26

Image forming apparatus, method for controlling image forming apparatus, and toner cartridge

 #34
20210263444
2021-08-26

Image forming apparatus and method for controlling image forming apparatus

 #35
20210232059
2021-07-29

Print apparatuses using reusable print agent containers

 #36
20210072687
2021-03-11

Image forming apparatus and image forming method that accounts for deterioration of a developer

 #37
20210072686
2021-03-11

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

 #38
20210063959
2021-03-04

Image forming apparatus to which container containing developer is detachably attached

 #39
20210041802
2021-02-11

Image forming apparatus

 #40
20210026271
2021-01-28

Image forming apparatus that changes toner replenishment amount based on predicted and detected toner concentration values

 #41
20200310292
2020-10-01

Developer supply device and image forming apparatus

 #42
20200310284
2020-10-01

Image formation apparatus and image formation part selection method

 #43
20200241442
2020-07-30

Image forming apparatus

 #44
20200233336
2020-07-23

IMAGE FORMING APPARATUS AND CONTROL METHOD

 #45
20200142650
2020-05-07

Image forming apparatus and apparatus

 #46
20200117118
2020-04-16

Image forming apparatus and method for image forming

 #47
20200103807
2020-04-02

Image forming apparatus and adjustment method of image density

 #48
20200096934
2020-03-26

Sensor holder and sensor housing unit

 #49
20200081384
2020-03-12

Image forming device and toner patch forming method

 #50
20200033753
2020-01-30

Image forming apparatus

 #51
20200019089
2020-01-16

Toner cartridge with memory for image forming apparatus

 #52
20200012211
2020-01-09

Resin molded product, resin laminate, cartridge, image-forming apparatus, method for manufacturing resin molded product, method for manufacturing resin laminate, and method for manufacturing cartridge

 #53
20190354038
2019-11-21

Image processing apparatus and abnormality determination method

 #54
20190243280
2019-08-08

Image forming apparatus having toner density control

 #55
20190235410
2019-08-01

IMAGE FORMING APPARATUS

 #56
20190212671
2019-07-11

Image forming apparatus, developing device, and developer liquid-level detection program

 #57
20190196359
2019-06-27

SYSTEM AND METHODS FOR ADJUSTING TONER DENSITY IN AN IMAGING DEVICE

 #58
20190179236
2019-06-13

Development device and image forming apparatus including the development device

 #59
20190129329
2019-05-02

System and methods for adjusting toner density in an imaging device

 #60
20190094800
2019-03-28

IMAGE FORMING APPARATUS AND IMAGE FORMATION METHOD

 #61
20190094761
2019-03-28

Image-forming apparatus and image-forming method

 #62
20190071274
2019-03-07

Image processing device with a fold unit for folding a position adjustment sheet and method therefor

 #63
20190041770
2019-02-07

Image forming apparatus

 #64
20190033748
2019-01-31

Toner cartridge with memory for image forming apparatus

 #65
20190004457
2019-01-03

Image forming apparatus and sheet conveying method

 #66
20180356748
2018-12-13

Powder storage container and image forming apparatus

 #67
20180341194
2018-11-29

Image forming apparatus and image forming system

 #68
20180321613
2018-11-08

Image forming apparatus and developer replacement method of image forming apparatus

 #69
20180284661
2018-10-04

Belt unit and image heating apparatus

 #70
20180284644
2018-10-04

Developing apparatus and image forming apparatus

 #71
20180259878
2018-09-13

Image forming apparatus for measuring reference value of toner concentration

 #72
20180253033
2018-09-06

Developing device and image forming apparatus including same

 #73
20180239270
2018-08-23

Image forming apparatus

 #74
20180231903
2018-08-16

Magnetic carrier, two-component developer, replenishing developer, and image forming method

 #75
20180217520
2018-08-02

Fluidity correction of developer for an image forming apparatus

 #76
20180196371
2018-07-12

Toner cartridge with memory for image forming apparatus

 #77
20180188669
2018-07-05

Image forming apparatus and method for image forming

 #78
20180136582
2018-05-17

Image forming apparatus and non-transitory recording medium storing computer readable program

 #79
20180067418
2018-03-08

Developing apparatus and image forming apparatus having developer movement apparatus

 #80
20170371265
2017-12-28

Image formation apparatus detecting a response from communication part

 #81
20170277069
2017-09-28

Image forming apparatus having electrostatic capacity detection

 #82
20170269503
2017-09-21

Toner cartridge with memory for image forming apparatus

 #83
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

 #84
20170199480
2017-07-13

Image forming apparatus and method for calculating a toner degradation rate

 #85
20170060065
2017-03-02

Image defect predictive diagnostic apparatus, image defect predictive diagnostic system, and non-transitory computer readable medium

 #86
20160291508
2016-10-06

Sensor device, toner concentration detection method and image forming apparatus

 #87
20160291507
2016-10-06

Image forming apparatus comprising image density detector and toner concentration detector

 #88
20160257123
2016-09-08

Liquid supply device and image forming apparatus

 #89
20160202635
2016-07-14

Image forming apparatus for executing developer replenishment control

 #90
20160195832
2016-07-07

Image forming apparatus having development contrast control

 #91
20160179031
2016-06-23

Systems for optical communication between an image forming device and a replaceable unit of the image forming device

 #92
20160139538
2016-05-19

Toner cartridge with memory for image forming apparatus

 #93
20160070198
2016-03-10

Image forming apparatus

 #94
20160041503
2016-02-11

Developing device provided with toner concentration detection section and image forming apparatus provided with same

 #95
20150168904
2015-06-18

Image forming apparatus supplying toner from container to accumulating unit based on tower density developer in the accumulating unit, and method of controlling image forming apparatus

 #96
20150117880
2015-04-30

Image forming apparatus operable in mode that restricts toner supply

 #97
20150078787
2015-03-19

Developing device and an image forming apparatus including the same

 #98
20150050036
2015-02-19

Image forming apparatus with forced toner supply mode

 #99
20150049364
2015-02-19

Image forming apparatus having control based on toner density

 #100
20150010315
2015-01-08

Image forming device

 #101
20140369718
2014-12-18

Developing device and image forming apparatus

 #102
20140341597
2014-11-20

Image forming apparatus

 #103
20140314428
2014-10-23

Toner cartridge with memory for image forming apparatus

 #104
20140270817
2014-09-18

Developing device having agitation conveyance member with scraper for wiping toner sensor and image forming apparatus having the developing device

 #105
20140255047
2014-09-11

Image forming apparatus

 #106
20140169805
2014-06-19

Carrier dispense rate measurement

 #107
20140161472
2014-06-12

Developing device and image forming apparatus

 #108
20140126921
2014-05-08

Developing apparatus and image forming apparatus

 #109
20140064759
2014-03-06

Image forming apparatus

 #110
20140064749
2014-03-06

Image forming apparatus and image forming method

 #111
20140036281
2014-02-06

System for determining efficient combinations of toner colors to form prints with enhanced gamut

 #112
20130322896
2013-12-05

Image forming device having a toner supply control portion

 #113
20130294790
2013-11-07

Apparatus for detecting a toner density of a liquid developer

 #114
20130287414
2013-10-31

Image forming apparatus with development contrast control

 #115
20130279925
2013-10-24

Image formation unit and image formation apparatus

 #116
20130272734
2013-10-17

Method to operate a digital printer and determine the toner concentration, as well as an associated digital printer

 #117
20130272726
2013-10-17

Image forming apparatus having process condition control

 #118
20130266329
2013-10-10

Image forming apparatus, control method therefor, and storage medium storing control program therefor

 #119
20130243457
2013-09-19

Image forming apparatus and image forming method

 #120
20130243450
2013-09-19

Image forming apparatus including developing unit

 #121
20130223861
2013-08-29

Image forming apparatus

 #122
20130223856
2013-08-29

Image forming unit and image forming apparatus

 #123
20130223855
2013-08-29

Image forming apparatus and toner cartridge

 #124
20130202319
2013-08-08

Developing device and image forming apparatus

 #125
20130164002
2013-06-27

Control apparatus and method, image forming apparatus and system, and computer readable medium

 #126
20130064560
2013-03-14

IMAGE FORMING APPARATUS HAVING STABLE IMAGE DENSITY

 #127
20120301160
2012-11-29

Image forming apparatus and image forming method

 #128
20120275801
2012-11-01

Image forming apparatus

 #129
20120207492
2012-08-16

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

 #130
20120201557
2012-08-09

IMAGE FORMING APPARATUS

 #131
20120170949
2012-07-05

Image forming apparatus and toner replenishing method

 #132
20120163845
2012-06-28

Image forming apparatus

 #133
20120155898
2012-06-21

Image forming apparatus

 #134
20120155893
2012-06-21

Toner calculation in an image forming device

 #135
20120093527
2012-04-19

Image forming apparatus

 #136
20120076520
2012-03-29

Toner cartridge storing control data for an image forming apparatus

 #137
20110299863
2011-12-08

Optimized limit gain compensation for dispense time accumulators of toner concentration control

 #138
20110286757
2011-11-24

Arrangement to regulate the proportions of two components to be mixed in a mixing unit based on predetermined desired values

 #139
20110280594
2011-11-17

Image forming apparatus capable of correcting image density promptly according to change in toner density, and method of controlling the image forming apparatus

 #140
20110255888
2011-10-20

Image forming apparatus and image forming method

 #141
20110255887
2011-10-20

Image forming apparatus

 #142
20110255886
2011-10-20

Image forming apparatus and control method thereof

 #143
20110194875
2011-08-11

Image forming apparatus featuring supply of developers having different toner ratios

 #144
20110182605
2011-07-28

Image forming device and method of adjusting density of formed image

 #145
20110176837
2011-07-21

DEVELOPING APPARATUS AND IMAGE FORMING APPARATUS

 #146
20110176820
2011-07-21

Development device, process cartridge, and image forming apparatus

 #147
20110164888
2011-07-07

Image forming apparatus and image forming method

 #148
20110069977
2011-03-24

Management system, management device, management method and computer readable medium

 #149
20110058837
2011-03-10

Detecting colorants within carrier liquid

 #150
20110058824
2011-03-10

IMAGE FORMING APPARATUS

 #151
20110044726
2011-02-24

Developing device and image forming apparatus

 #152
20110043557
2011-02-24

Stabilization of ink concentration in a solid ink add system

 #153
20110026959
2011-02-03

IMAGE FORMING APPARATUS AND AGITATION CONTROLLING METHOD

 #154
20110020017
2011-01-27

Developer supplying device, developing device, and image forming apparatus

 #155
20100322649
2010-12-23

Image forming device and method

 #156
20100303482
2010-12-02

Toner cartridge and control method of displaying the residual toner quantity in the same toner cartridge

 #157
20100296846
2010-11-25

Control device and method to control an electrophotographic printer or copier to prevent developer damage

 #158
20100290794
2010-11-18

Screen configuration for use in a toner concentration field measurement tool

 #159
20100278544
2010-11-04

SYSTEM AND METHOD FOR ENSURING THAT ONLY A SPECIFIC TONER IS USED FOR PRINTING A DOCUMENT

 #160
20100226673
2010-09-09

Image forming apparatus including image bearing member surface abrassion control feature

 #161
20100226664
2010-09-09

Image forming apparatus and method for controlling image density

 #162
20100189454
2010-07-29

Image forming apparatus featuring a controller for controlling the supply of toner or abrasive particles

 #163
20100158573
2010-06-24

Developer supplying apparatus and image forming apparatus having the same

 #164
20100129092
2010-05-27

Developer device, image forming apparatus, and toner replenishment method

 #165
20100124714
2010-05-20

DEVELOPING AGENT, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD

 #166
20100104305
2010-04-29

Image forming apparatus

 #167
20100086322
2010-04-08

Supply control unit and image forming apparatus

 #168
20100046971
2010-02-25

Method for controlling a development process in different operating phases

 #169
20100008701
2010-01-14

Image forming apparatus, developing device and developer discharge mechanism

 #170
20090310995
2009-12-17

Image forming apparatus and image forming method

 #171
20090297179
2009-12-03

Toner concentration system control with state estimators and state feedback methods

 #172
20090279907
2009-11-12

Reuse method and a reusable device for an image forming apparatus having a first process linear velocity and a second image processing apparatus having a second process linear velocity

 #173
20090274475
2009-11-05

Image forming apparatus with image covering density calculating section

 #174
20090257762
2009-10-15

Image forming apparatus

 #175
20090257761
2009-10-15

Developing device, process unit, and image forming apparatus developer

 #176
20090244571
2009-10-01

Image forming apparatus that adjusts color mixing

 #177
20090233201
2009-09-17

DEVELOPER AND IMAGE FORMING APPARATUS

 #178
20090232531
2009-09-17

Developing apparatus of image forming apparatus and supplying method of toner

 #179
20090232525
2009-09-17

Image forming apparatus, method of determining deterioration degree of development agent, and program of determining deterioration degree of development agent

 #180
20090232524
2009-09-17

DEVELOPER SUPPLY DEVICE, DEVELOPER SUPPLY CONTROL METHOD, AND DEVELOPER SUPPLY CONTROL PROGRAM

 #181
20090214256
2009-08-27

Preset case, development apparatus, process cartridge, and image forming apparatus

 #182
20090214233
2009-08-27

Developing device and image forming apparatus

 #183
20090214232
2009-08-27

Developing device and image forming apparatus

 #184
20090208234
2009-08-20

Magnetic material detecting device

 #185
20090202264
2009-08-13

Toner concentration field measurement tool

 #186
20090202260
2009-08-13

Image forming apparatus and image forming method and developing bias voltage adjustment therein

 #187
20090136257
2009-05-28

Development device, process cartridge, and image forming apparatus

 #188
20090129801
2009-05-21

Specular diffuse balance correction method

 #189
20090129792
2009-05-21

Developing device of image forming apparatus using a toner and carrier mixture

 #190
20090116861
2009-05-07

Developer carrying device, developing device, process unit, and image forming apparatus

 #191
20090110422
2009-04-30

Image forming apparatus and control method thereof

 #192
20090110417
2009-04-30

IMAGE FORMING APPARATUS

 #193
20090103935
2009-04-23

Image forming apparatus and developer supply method therefor

 #194
20090080913
2009-03-26

Developing device, image forming apparatus, and process unit

 #195
20090074471
2009-03-19

Conveyor device and image forming apparatus

 #196
20090073462
2009-03-19

Image processing apparatus, method, and computer readable storage medium for toner reduction based on image data type and area size

 #197
20090060538
2009-03-05

Image forming apparatus

 #198
20090041490
2009-02-12

Image forming apparatus and method of performing density correction

 #199
20090010660
2009-01-08

Developing Device of Electrographic Printing Apparatus, Non-Image-Region Toner Removing Device, Electrographic Printing Apparatus Using the Same, Electrographic Printing Method, and Method of Producing Glass Plate or Ceramic Plate

 #200
20080298844
2008-12-04

Developing device including a stirring mechanism for a two-component developer and image forming apparatus including same

 #201
20080292333
2008-11-27

IMAGE FORMING APPARATUS

 #202
20080285993
2008-11-20

Image forming apparatus for forming toner image using developer made of toner and carrier

 #203
20080273888
2008-11-06

Development apparatus, image forming apparatus, and developer transfer method

 #204
20080273885
2008-11-06

Image forming apparatus for maintaining a uniform toner concentration

 #205
20080240760
2008-10-02

Image forming apparatus and toner replenishment control method

 #206
20080232836
2008-09-25

Image forming apparatus

 #207
20080219684
2008-09-11

Image forming apparatus with variable process speed

 #208
20080219683
2008-09-11

Developer replenishing device for image forming apparatus

 #209
20080205938
2008-08-28

Image developer providing improved developer dispersibility and image forming apparatus containing the same

 #210
20080181631
2008-07-31

Image forming device

 #211
20080175611
2008-07-24

Image forming apparatus and method with process control for stably forming images

 #212
20080166142
2008-07-10

Control device and method for controlling an electrophotographic printer or copier

 #213
20080152367
2008-06-26

Systems and methods for determining a charge-to-mass ratio, and a concentration, of one component of a mixture

 #214
20080137115
2008-06-12

Apparatus to control printing density in image forming device and method thereof

 #215
20080124108
2008-05-29

Image forming apparatus with toner concentration sensor

 #216
20080124107
2008-05-29

Image forming apparatus and image density control method

 #217
20080080878
2008-04-03

Image forming apparatus and toner supply control program for the same

 #218
20080075482
2008-03-27

Toner replenishing device and image forming apparatus having the same

 #219
20080063435
2008-03-13

Conveyor device and image forming apparatus

 #220
20080063415
2008-03-13

Image forming apparatus

 #221
20080044190
2008-02-21

Developer dispense for enhanced stability in xerographic printing systems

 #222
20070292149
2007-12-20

PRINT QUALITY MAINTENANCE METHOD AND SYSTEM

 #223
20070292148
2007-12-20

Print quality maintenance method and system

 #224
20070286616
2007-12-13

Image forming apparatus and management system

 #225
20070274740
2007-11-29

Developing device and image forming apparatus

 #226
20070269228
2007-11-22

Image forming apparatus and image forming method

 #227
20070253721
2007-11-01

Image forming apparatus and image forming method

 #228
20070242984
2007-10-18

Conveyor device and image forming apparatus

 #229
20070223944
2007-09-27

Developing apparatus, image forming apparatus and density detection method

 #230
20070217798
2007-09-20

Toner supplying method, toner supplying device, developing device, and image forming apparatus with controlled toner supply

 #231
20070206973
2007-09-06

Image forming apparatus, method for forming an image, computer-readable storage medium, and computer system

 #232
20070206037
2007-09-06

Toner remain amount detecting method, image forming apparatus and MFP

 #233
20070172260
2007-07-26

Image forming apparatus wherein a carrier weight ratio in a first supply container and carrier weight ratio in a second supply container are substantially equal to each other

 #234
20070154242
2007-07-05

Developing device for developing latent images to toner images

 #235
20070140737
2007-06-21

Image forming apparatus and method that changes toner compression roller condition depending on toner density or recording medium type

 #236
20070116480
2007-05-24

Image forming apparatus with a two component developer, toner density detection and toner density correction

 #237
20070110457
2007-05-17

Image forming apparatus with toner density control

 #238
20070110455
2007-05-17

Toner replenishment determination device of an image forming apparatus

 #239
20070104499
2007-05-10

Developing unit and image forming apparatus which forces consumption of toner

 #240
20070065163
2007-03-22

Method and device for transporting toner material, preferably in an electrophotographic printer or copier

 #241
20070058995
2007-03-15

Development method with controlled toner density

 #242
20070053704
2007-03-08

Image forming apparatus capable of controlling toner supply

 #243
20070053703
2007-03-08

Image forming apparatus including toner supply controlling unit

 #244
20070047982
2007-03-01

Image forming apparatus, method for forming an image, computer-readable storage medium, and computer system

 #245
20070003297
2007-01-04

System for active toner concentration target adjustments and method to maintain development performance

 #246
20060291880
2006-12-28

Image forming apparatus capable of counting consumable consumption amount, and control method and control program therefor

 #247
20060269331
2006-11-30

Dry ink developer station warmer for improved dry ink charge control and dry ink concentration stability

 #248
20060269303
2006-11-30

Method and device for setting the toner concentration in the developer station of an electrophotographic printer or copier

 #249
20060239701
2006-10-26

Image forming apparatus for controlling variation of image density and toner concentration

 #250
20060222382
2006-10-05

Minimum replenisher dispense strategy for improved xerographic stability

 #251
20060216045
2006-09-28

Feed forward and feedback toner concentration control utilizing post transfer sensing for TC set point adjustment for an imaging system

 #252
20060146365
2006-07-06

Image forming system for calculating a toner consumption

 #253
20060127109
2006-06-15

Image forming apparatus, toner density control method, toner density control program and storage medium for storing the program

 #254
20060110174
2006-05-25

Image forming apparatus with changeable image forming conditions due to changes in a surface layer thickness of an image bearing member

 #255
20060098997
2006-05-11

Method and apparatus for measuring color tone density of multipass color printer

 #256
20060093383
2006-05-04

Systems and methods for single wire communication and interaction with a customer replaceable unit monitor

 #257
20060083523
2006-04-20

Apparatus and method for automatically adjusting toner density in a color printer

 #258
20060056863
2006-03-16

Developing apparatus, developing method, and developing agent therefor

 #259
20060039709
2006-02-23

Printing device and printing program

 #260
20060018674
2006-01-26

Method and device for estimating toner concentration and image forming apparatus equipped with such device

 #261
20050238378
2005-10-27

Image forming apparatus

 #262
20050214000
2005-09-29

Image forming apparatus and management system

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