Patents-Review.com
ClassID:

177688 ⎘

G03G15/086 - 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 level the level being measured by electro-magnetic means

Recent Application in this class:
#1
20260044095
2026-02-12

TONER CONTAINER HAVING A MAGNET FOR TONER LEVEL SENSING

 #2
20250348022
2025-11-13

IMAGE FORMING APPARATUS

 #3
20250284223
2025-09-11

IMAGE FORMING APPARATUS

 #4
20250237973
2025-07-24

TONER CONTAINER HAVING A MAGNET FOR TONER LEVEL SENSING

 #5
20250208538
2025-06-26

IMAGE FORMING APPARATUS

 #6
20250102996
2025-03-27

DEVELOPMENT DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #7
20250004417
2025-01-02

DEVELOPMENT DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS

 #8
20240255880
2024-08-01

SERPINA1 SIRNAS: COMPOSITIONS OF MATTER AND METHODS OF TREATMENT

 #9
20240192625
2024-06-13

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

 #10
20230400795
2023-12-14

Developing device having inductance sensor

 #11
20230315002
2023-10-05

Development device, process cartridge, and image forming apparatus

 #12
20230305434
2023-09-28

Toner level sensing using toner container vibration

 #13
20220397853
2022-12-15

Amount-of-remaining-toner detecting device, image forming apparatus, method for detecting amount of remaining toner, and non-transitory recording medium

 #14
20220373926
2022-11-24

Remaining-toner-amount detecting device and image forming apparatus

 #15
20220283533
2022-09-08

Remaining toner amount detection device, image forming apparatus, and remaining toner amount detection method

 #16
20220276581
2022-09-01

Image forming apparatus and toner cartridge

 #17
20220236687
2022-07-28

Development device, process cartridge, and image forming apparatus

 #18
20220236664
2022-07-28

Developing device

 #19
20220229382
2022-07-21

Developing device capable of detecting storage amount of developer, image forming apparatus, and developer detection method

 #20
20220163915
2022-05-26

Toner supply device having cylindrical rotating container and paddle and image forming apparatus

 #21
20220155716
2022-05-19

SERPINA1 SIRNAS: COMPOSITIONS OF MATTER AND METHODS OF TREATMENT

 #22
20220137529
2022-05-05

Toner container information acquiring method, toner container sorting method, toner container pulverizing method, toner container processing method, and toner container manufacturing method

 #23
20220128926
2022-04-28

Image forming apparatus, replacement developing component, and method for controlling image forming apparatus

 #24
20220113653
2022-04-14

Image forming device and controlling method

 #25
20220057728
2022-02-24

Method for determining the connection status of a toner refill device

 #26
20210191290
2021-06-24

Detecting toner injection amount of toner refill cartridge

 #27
20210080895
2021-03-18

Image forming apparatus

 #28
20210080855
2021-03-18

Container attachment device and image forming apparatus

 #29
20210041823
2021-02-11

SERPINA1 SIRNAS: COMPOSITIONS OF MATTER AND METHODS OF TREATMENT

 #30
20200371450
2020-11-26

Toner concentration control using toner concentration sensor

 #31
20200333725
2020-10-22

Toner amount detector, toner amount detection method, and non-transitory storage medium storing program

 #32
20200310341
2020-10-01

Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing

 #33
20200218188
2020-07-09

Image forming apparatus to which toner container is attachable

 #34
20200192238
2020-06-18

Toner detecting device

 #35
20200183322
2020-06-11

Development device, process cartridge, and image forming apparatus

 #36
20200166869
2020-05-28

Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing

 #37
20200089156
2020-03-19

Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing

 #38
20200033751
2020-01-30

Powder supply device and image forming apparatus incorporating same

 #39
20190354055
2019-11-21

Serpina1 siRNAs: compositions of matter and methods of treatment

 #40
20190302650
2019-10-03

Developer container, developing apparatus, process cartridge, image forming apparatus, and manufacturing method of developer container

 #41
20190243301
2019-08-08

Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing

 #42
20190243280
2019-08-08

Image forming apparatus having toner density control

 #43
20190179255
2019-06-13

Development device, process cartridge, and image forming apparatus

 #44
20190094751
2019-03-28

IMAGE FORMING APPARATUS HAVING A CONTROLLER THAT CONTROLS A FIXING CONDITION IN RESPONSE TO A SELECTED LEVEL OF CREASE OR FINISH OF AN ENVELOPE

 #45
20180348664
2018-12-06

Remaining powder amount detection device, image forming device, and remaining powder amount detection method

 #46
20180341199
2018-11-29

Powder-amount detection device and image forming apparatus incorporating same

 #47
20180246439
2018-08-30

Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing

 #48
20180239276
2018-08-23

Method of manufacturing developer container, developer container, developing apparatus, process cartridge, and image forming apparatus

 #49
20180224800
2018-08-09

Image forming apparatus, molded resin product for use with the image forming apparatus, and cartridge

 #50
20180188670
2018-07-05

Toner bottle for detecting toner amount

 #51
20180143584
2018-05-24

Development device, process cartridge, and image forming apparatus

 #52
20180143563
2018-05-24

Toner level sensing for a replaceable unit of an image forming device

 #53
20180136584
2018-05-17

Electrophotographic image forming device having a replaceable unit that includes an engagement member for positioning a magnetic sensor

 #54
20180120749
2018-05-03

SERPINA1 SIRNAS: COMPOSITIONS OF MATTER AND METHODS OF TREATMENT

 #55
20180081300
2018-03-22

Developer container, developing apparatus, process cartridge, apparatus main body, and image forming apparatus

 #56
20180059613
2018-03-01

Image forming device having a replaceable unit that includes magnets of varying angular offset for toner level sensing

 #57
20180032027
2018-02-01

Redundant electrical contact between a fastener and a component

 #58
20180017911
2018-01-18

Image forming apparatus having a controller that controls a fixing condition in response to a selected level of crease or finish of an envelope

 #59
20180004124
2018-01-04

Image forming apparatus having a developer detecting unit

 #60
20170146945
2017-05-25

Image forming apparatus suited for management of waste toner

 #61
20170139347
2017-05-18

Image forming apparatus having developer supply control

 #62
20170074713
2017-03-16

Fluid detection apparatus to detect a quantity of fluid using a vibration

 #63
20170052478
2017-02-23

Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing

 #64
20170017179
2017-01-19

Toner level sensing for a replaceable unit of an image forming device

 #65
20160349101
2016-12-01

Powder detection device, image forming apparatus, powder detection method, and non-transitory recording medium

 #66
20160299466
2016-10-13

Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing

 #67
20160252874
2016-09-01

Developer container, developing apparatus, process cartridge, image forming apparatus, and apparatus main body of image forming apparatus

 #68
20160223973
2016-08-04

Transferable page countdown for a replaceable unit between image forming devices

 #69
20160223950
2016-08-04

Developer container, developing apparatus, process cartridge, apparatus main body, and image forming apparatus

 #70
20160187163
2016-06-30

Differential transformer magnetic permeability sensor

 #71
20160170328
2016-06-16

Powder detector, developing device, process cartridge, image forming apparatus, and powder detecting method

 #72
20160154337
2016-06-02

Capacitive toner level sensor

 #73
20160131990
2016-05-12

Image forming apparatus comprising a plurality of rotatable sheet members to determine amount of developer by capacitive means

 #74
20160116860
2016-04-28

Powder detector, image forming apparatus including same, and powder detecting method

 #75
20160091821
2016-03-31

Method of manufacturing developer container

 #76
20160084924
2016-03-24

Magnetic permeability sensor and magnetic permeability detecting method, dielectric permittivity sensor and dielectric permittivity detecting method, and magnetic permeability and dielectric permittivity sensor and magnetic permeability and dielectric permittivity detecting method

 #77
20160077466
2016-03-17

Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing

 #78
20150346681
2015-12-03

Replaceable unit for an image forming device having magnets of varying angular offset for toner level sensing

 #79
20150301476
2015-10-22

Toner level sensing for a replaceable unit of an image forming device

 #80
20150293492
2015-10-15

Image forming apparatus, molded resin product for use with the image forming apparatus, and cartridge

 #81
20150277280
2015-10-01

Differential transformer magnetic permeability sensor

 #82
20150227102
2015-08-13

Methods for providing a page countdown for a replaceable unit of an image forming device

 #83
20150168869
2015-06-18

Image forming apparatus and control method of image forming apparatus to replenishment control of toner

 #84
20150125167
2015-05-07

Developing device, image forming apparatus, and toner detection method

 #85
20150086228
2015-03-26

Developer container, developing apparatus, process cartridge, and image forming apparatus for detecting an amount of developer based on a change in electric capacitance

 #86
20150086227
2015-03-26

Developer container, developing device, process cartridge, and image forming apparatus

 #87
20150086226
2015-03-26

Developer container, developing device, process cartridge, and image forming apparatus incorporating a developer quantity detection unit

 #88
20150043932
2015-02-12

Container and image forming apparatus

 #89
20150016830
2015-01-15

Developer container, development device, process cartridge, and image forming apparatus

 #90
20150016829
2015-01-15

Developer container for detecting developer amount based on capacitance, developing apparatus, process cartridge, and image forming apparatus

 #91
20150010313
2015-01-08

Image forming apparatus and toner accommodation container

 #92
20150003849
2015-01-01

Image forming apparatus measuring developer amount in developing device on the basis of duty ratio of magnetic permeability of developer in developing device

 #93
20140376942
2014-12-25

Transferable page countdown for a replaceable unit between image forming devices

 #94
20140363179
2014-12-11

Developing device and image forming apparatus with cleaning contact member

 #95
20140226994
2014-08-14

Rotational sensing for a replaceable unit of an image forming device

 #96
20140212155
2014-07-31

Toner level sensing for replaceable unit of an image forming device

 #97
20140205305
2014-07-24

Toner level sensing for replaceable unit of an image forming device

 #98
20140169810
2014-06-19

Replaceable unit for an image forming device having a sensor for sensing rotational motion of a paddle in a toner reservoir of the replaceable unit

 #99
20140169808
2014-06-19

Replaceable unit for an image forming device having a toner agitator that includes a magnet for rotational sensing

 #100
20140169806
2014-06-19

Replaceable unit for an image forming device having a falling paddle for toner level sensing

 #101
20140105619
2014-04-17

Methods for providing a page countdown for a replaceable unit of an image forming device

 #102
20140103910
2014-04-17

Differential transformer type magnetic sensor and image forming apparatus

 #103
20140097836
2014-04-10

Differential transformer type magnetic sensor and image forming apparatus

 #104
20140037305
2014-02-06

Image forming apparatus for determining remaining amount of developer in developer container

 #105
20140023385
2014-01-23

Image forming apparatus

 #106
20130308965
2013-11-21

Image forming apparatus

 #107
20130308961
2013-11-21

Image forming apparatus and method of controlling developing unit thereof

 #108
20130272726
2013-10-17

Image forming apparatus having process condition control

 #109
20130266330
2013-10-10

Image forming apparatus

 #110
20130266329
2013-10-10

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

 #111
20130257459
2013-10-03

Capacitive measurement multiplexing circuit and method

 #112
20130223862
2013-08-29

Image forming apparatus having developer stirring control

 #113
20130170851
2013-07-04

Cartridge

 #114
20130170847
2013-07-04

Capacitive toner level sensor

 #115
20130164001
2013-06-27

Image forming apparatus to detect amount of remaining developer

 #116
20130106445
2013-05-02

Powder sensor

 #117
20130039671
2013-02-14

Image forming apparatus having waste developer control

 #118
20120308247
2012-12-06

Image forming apparatus

 #119
20120294632
2012-11-22

Image forming apparatus and method of storing toner replenishment amount

 #120
20120230714
2012-09-13

Developing apparatus

 #121
20120207490
2012-08-16

Method for judging toner shortage and image forming apparatus

 #122
20120195611
2012-08-02

Image forming apparatus

 #123
20120183311
2012-07-19

Image forming apparatus having developer supplying operation

 #124
20120148278
2012-06-14

Image forming apparatus having a mode for rotating a toner supply member in the opposite direction of a predetermined direction to increase a toner amount

 #125
20120148271
2012-06-14

Toner container, developing device, process cartridge and image forming apparatus

 #126
20120121275
2012-05-17

Developer remainder amount detection system and image forming apparatus

 #127
20120106990
2012-05-03

Image forming apparatus

 #128
20120106986
2012-05-03

IMAGE FORMING APPARATUS, TONER CONTAINER USED IN THE SAME, AND METHOD FOR DETERMINING SUITABILITY OF TONER CONTAINER

 #129
20120070169
2012-03-22

Developing apparatus

 #130
20120070164
2012-03-22

Image forming apparatus

 #131
20120070163
2012-03-22

Image forming apparatus

 #132
20120045225
2012-02-23

Image forming apparatus

 #133
20110311281
2011-12-22

Image forming apparatus having a magnetic field generating unit at the toner carrying section

 #134
20110229175
2011-09-22

Developing apparatus

 #135
20110229155
2011-09-22

Toner-remaining-amount detection sensor and toner storage container provided therewith

 #136
20110222871
2011-09-15

Toner replenishing device and image forming apparatus including toner replenishing device

 #137
20110211848
2011-09-01

Image forming apparatus

 #138
20110206391
2011-08-25

Image forming apparatus

 #139
20110206390
2011-08-25

Developing apparatus

 #140
20110206389
2011-08-25

Image formation apparatus

 #141
20110170889
2011-07-14

Image forming apparatus that detects consumable supplies

 #142
20110085808
2011-04-14

Image forming apparatus featuring a developer replenishing device

 #143
20110085807
2011-04-14

Image forming apparatus including replenishing operation for developer supply member

 #144
20110069978
2011-03-24

IMAGE FORMING APPARATUS

 #145
20110044709
2011-02-24

Image forming apparatus

 #146
20100329699
2010-12-30

Image forming apparatus

 #147
20100303484
2010-12-02

Capacitive sensor for sensing state of waste toner box in an imaging apparatus

 #148
20100303483
2010-12-02

IMAGE FORMING APPARATUS AND TONER REMAINING AMOUNT DETERMINING METHOD

 #149
20100092188
2010-04-15

Image forming apparatus having a first and second toner containers and a developing unit

 #150
20100021212
2010-01-28

Image forming apparatus featurting a toner container including a plurality of toner conveying members and a toner sensor

 #151
20100014876
2010-01-21

IMAGE FORMING APPARATUS

 #152
20090317138
2009-12-24

Image forming apparatus with electrostatic capacity detection

 #153
20090269094
2009-10-29

Image forming apparatus

 #154
20090252515
2009-10-08

Image forming apparatus

 #155
20090214229
2009-08-27

Image forming apparatus to adjust driving rate of a supply unit and controlling method of the same

 #156
20090154942
2009-06-18

Image forming apparatus with high-voltage power supply

 #157
20090052918
2009-02-26

Image forming apparatus and method of detecting amount of residual developer

 #158
20090047044
2009-02-19

Toner supply device, developing device and image forming apparatus with residual quantity of toner based control

 #159
20090003884
2009-01-01

Developing apparatus and image forming apparatus including the same

 #160
20090003850
2009-01-01

Developing apparatus

 #161
20080304838
2008-12-11

Toner supply device and image forming apparatus

 #162
20080260432
2008-10-23

Image forming apparatus having a magnetic field generating unit at the toner carrying section

 #163
20080193161
2008-08-14

Powder supplying device and image forming device

 #164
20080069576
2008-03-20

Capacitive toner level sensor and methods of use

 #165
20070223959
2007-09-27

Systems and methods for remanufacturing imaging components

 #166
20070206966
2007-09-06

Image forming apparatus and developer remaining amount detecting method

 #167
20070206965
2007-09-06

Image forming apparatus and developer remaining amount detecting method

 #168
20070047977
2007-03-01

Image forming apparatus having disablement of image formation based on detection of developer

 #169
20060216046
2006-09-28

Image forming apparatus with toner cartridge and the toner cartridge

 #170
20060193649
2006-08-31

Image-forming device

 #171
20060133848
2006-06-22

Systems and methods for remanufacturing imaging components

 #172
20060067718
2006-03-30

Image forming apparatus and method of detecting amount of residual developer

 #173
20060029404
2006-02-09

Image forming apparatus and developing unit

 #174
20050281580
2005-12-22

Systems and methods for remanufacturing imaging components

 #175
20050244173
2005-11-03

Toner residual amount detection apparatus

 #176
20050238378
2005-10-27

Image forming apparatus

 #177
20050207764
2005-09-22

Toner supplying method for image forming apparatus

 #178
20050175366
2005-08-11

Image forming apparatus group

 #179
20050123311
2005-06-09

Image forming apparatus and method for sensing remaining amount of developer

 #180
20050117920
2005-06-02

Image forming apparatus

 #181
20050041998
2005-02-24

Image forming apparatus which detects abnormality condition in feeding of toner

 #182
20050031367
2005-02-10

Image forming apparatus that determines toner amount in a plurality of color cartridges

 #183
20050025508
2005-02-03

Image developing apparatus, process cartridge, electrophotographic image forming apparatus, and developing unit frame

 #184
20050019046
2005-01-27

Image forming apparatus and method for controlling image forming apparatus

 #185
17068932
2021-11-16

Image forming apparatus

 #186
16041109
2019-10-22

Toner level detection measuring an orientation of a rotatable magnet having a varying radius

 #187
16041075
2019-10-22

Toner level detection measuring an orientation of a rotatable magnet having a varying orientation relative to a pivot axis

 #188
16041048
2019-07-09

Toner level detection measuring a radius of a rotatable magnet

 #189
14975986
2017-04-25

Systems for detecting an axially moveable member within a toner cartridge