ClassID:

177823

G03G15/5037 - CPC Classification

Classification description:

Apparatus for electrographic processes using a charge pattern; Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor the characteristics being an electrical parameter, e.g. voltage

Recent Application in this class:
#1
20260072399
2026-03-12

IMAGE FORMING APPARATUS

#2
20260050230
2026-02-19

LIGHT EMITTING MEMBERS

#3
20250321526
2025-10-16

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

#4
20250291293
2025-09-18

IMAGE FORMING APPARATUS

#5
20250291271
2025-09-18

IMAGE FORMING APPARATUS

#6
20250264841
2025-08-21

CHARGE ELIMINATING APPARATUS, IMAGE FORMING APPARATUS, AND CHARGE ADJUSTING APPARATUS

#7
20250264837
2025-08-21

IMAGE FORMING APPARATUS

#8
20250189918
2025-06-12

IMAGE FORMING APPARATUS

#9
20250181019
2025-06-05

IMAGE FORMING APPARATUS

#10
20250123583
2025-04-17

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

#11
20250110436
2025-04-03

IMAGE PROCESSING APPARATUS, METHOD OF CONTROLLING IMAGE PROCESSING APPARATUS, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM

#12
20250093807
2025-03-20

IMAGE FORMING APPARATUS

#13
20250044718
2025-02-06

IMAGE FORMING APPARATUS

#14
20250013172
2025-01-09

IMAGE FORMING APPARATUS

#15
20250013171
2025-01-09

IMAGE FORMING APPARATUS

#16
20240411255
2024-12-12

IMAGE FORMING APPARATUS

#17
20240402631
2024-12-05

IMAGE FORMING APPARATUS

#18
20240402627
2024-12-05

IMAGE FORMING APPARATUS

#19
20240288801
2024-08-29

IMAGE FORMING APPARATUS

#20
20240255884
2024-08-01

Charge eliminating apparatus, image forming apparatus, and charge adjusting apparatus

#21
20240201627
2024-06-20

IMAGE FORMING APPARATUS

#22
20240184233
2024-06-06

IMAGE FORMING APPARATUS

#23
20240168430
2024-05-23

STORAGE APPARATUS, PROCESS CARTRIDGE AND CONNECTION APPARATUS

#24
20240168429
2024-05-23

PROCESS CARTRIDGE AND POTENTIAL DETECTION PART

#25
20240168424
2024-05-23

IMAGE FORMING APPARATUS

#26
20240160141
2024-05-16

SHEET CHARACTERISTIC DETECTION DEVICE, IMAGE FORMING SYSTEM INCLUDING THE SAME, AND IMAGE FORMING APPARATUS

#27
20240094669
2024-03-21

Image forming apparatus and image forming system

#28
20240085840
2024-03-14

Replacing photoconductor drums associated with image forming apparatuses

#29
20240061364
2024-02-22

Image forming apparatus

#30
20240019796
2024-01-18

Image forming apparatus

#31
20230418198
2023-12-28

Determining the existence of defects in print apparatuses

#32
20230384718
2023-11-30

MOTOR CONTROL DEVICE AND IMAGE FORMING APPARATUS

#33
20230384715
2023-11-30

Cleaning bias voltage control

#34
20230324833
2023-10-12

Image-forming apparatus to control intermediate transfer belt driving speed

#35
20230305470
2023-09-28

Image forming apparatus

#36
20230305421
2023-09-28

Controlling voltage in an image forming apparatus including a brush that comes into contact with an image bearing member

#37
20230297001
2023-09-21

Power supply device and image forming apparatus implementing ripple voltage suppression

#38
20230288858
2023-09-14

Image forming apparatus configured to determine whether or not a roller member has been replaced

#39
20230195007
2023-06-22

Image forming apparatus

#40
20230185224
2023-06-15

Image forming apparatus and method for determining a cause on an abnormality

#41
20230145679
2023-05-11

Image forming apparatus for forming images on sheets by using toner

#42
20230137743
2023-05-04

Image forming apparatus capable of accurately acquiring electrical resistance value of transfer member, electrical resistance value acquisition method

#43
20230137321
2023-05-04

Image forming apparatus capable of acquiring potential value of exposed area on image-carrying member, potential value acquisition method

#44
20230049232
2023-02-16

Image forming apparatus and method for determining a cause of deterioration

#45
20230030061
2023-02-02

Image forming apparatus with control of rotation of rotor of motor that drives roller that winds cleaning web

#46
20230019917
2023-01-19

Image forming apparatus

#47
20230013592
2023-01-19

Image forming apparatus including drum cartridge having charger and photosensitive drum

#48
20220373954
2022-11-24

Measurement device and image forming apparatus

#49
20220357680
2022-11-10

Image forming apparatus

#50
20220350273
2022-11-03

Image forming apparatus

#51
20220317599
2022-10-06

Image forming apparatus

#52
20220308505
2022-09-29

Image forming apparatus operable in mode for forming test chart using plural test voltages

#53
20220299916
2022-09-22

Image forming apparatus

#54
20220269206
2022-08-25

IMAGE FORMING APPARATUS

#55
20220260947
2022-08-18

Image formation apparatus

#56
20220179333
2022-06-09

IMAGE FORMING APPARATUS AND CHARGING METHOD

#57
20220163914
2022-05-26

Image forming apparatus that calculates inclination of approximate straight line, approximating relation between toner density and developing current, using different mathematical expressions depending on whether three toner patches or four or more toner patches are provided

#58
20220128925
2022-04-28

Image forming apparatus that detects surface potential of image carrier with high accuracy

#59
20220091531
2022-03-24

Image forming apparatus capable of calculating surface potential of image carrier based on development current

#60
20220075304
2022-03-10

Image forming apparatus that estimates toner deterioration status, from toner use amount and developing current

#61
20220057727
2022-02-24

IMAGE FORMING APPARATUS

#62
20220050409
2022-02-17

Determinations of failure conditions based on power consumptions

#63
20220035289
2022-02-03

Image forming apparatus

#64
20220004116
2022-01-06

Image forming apparatus that calculates surface potential of image carrier according to developing current

#65
20210364967
2021-11-25

Image forming apparatus

#66
20210356893
2021-11-18

Missing band detection

#67
20210341853
2021-11-04

Image forming apparatus controlling development contrast according to temperature, humidity and peripheral velocity ratio

#68
20210318634
2021-10-14

Image forming apparatus including a rollshaped charge unit for secondary transfer body

#69
20210302877
2021-09-30

Binary ink developers

#70
20210302869
2021-09-30

Image forming apparatus including a fogging toner amount estimation section

#71
20210302859
2021-09-30

Image forming apparatus comprising image bearing member surface potential calculating section

#72
20210281709
2021-09-09

Control board for driving load of image forming apparatus

#73
20210223711
2021-07-22

Charge roller gap determination

#74
20210116836
2021-04-22

Imaging device

#75
20210109471
2021-04-15

Operational profiles of printing device components

#76
20210088985
2021-03-25

MACHINE LEARNING DEVICE, MACHINE LEARNING METHOD, AND MACHINE LEARNING PROGRAM

#77
20210088954
2021-03-25

Image forming apparatus including drum cartridge having charger and photosensitive drum

#78
20210063933
2021-03-04

System, system control method, and storage medium for receiving input to improve a defect of a printed image

#79
20210041808
2021-02-11

Image forming apparatus capable of predicting the level of occurrence of a transfer memory and the cause of occurrence thereof

#80
20200409297
2020-12-31

Image forming apparatus that suppresses occurrence of image smearing by maintaining a metal soap on a surface of a photoconductor

#81
20200409291
2020-12-31

Image forming apparatus

#82
20200401072
2020-12-24

Image forming apparatus

#83
20200393786
2020-12-17

Image forming apparatus for notifying user of operation options, image forming system, and information processing apparatus

#84
20200341404
2020-10-29

Image forming apparatus

#85
20200310316
2020-10-01

IMAGE FORMING APPARATUS

#86
20200301334
2020-09-24

Charging device, image forming structure, and image forming device

#87
20200285186
2020-09-10

Image forming apparatus capable of executing a running-in operation for a developing section

#88
20200285185
2020-09-10

Image forming apparatus

#89
20200225612
2020-07-16

Image forming apparatus

#90
20200218185
2020-07-09

Image forming apparatus

#91
20200192237
2020-06-18

Image forming apparatus having first and second peripheral velocity ratios

#92
20200150574
2020-05-14

IMAGE FORMING APPARATUS

#93
20200142338
2020-05-07

Image forming apparatus and storage medium

#94
20200125011
2020-04-23

IMAGE FORMING APPARATUS, METHOD FOR CONTROLLING IMAGE FORMING APPARATUS, AND PROGRAM FOR CONTROLLING IMAGE FORMING APPARATUS

#95
20200110353
2020-04-09

OPPOSING-MEMBER CAPACITANCE DETECTION METHOD AND IMAGE FORMING APPARATUS

#96
20200073308
2020-03-05

Image forming apparatus

#97
20200073281
2020-03-05

SHEET CONVEYING APPARATUS, DOCUMENT READING APPARATUS, AND IMAGE FORMING APPARATUS

#98
20190391519
2019-12-26

SIGNAL PROCESSING IN A LIQUID ELECTROPHOTOGRAPHIC PRINTER

#99
20190369537
2019-12-05

Image forming apparatus with a charging amount acquisition unit that performs a charging amount acquisition operation for forming a measurement toner image on an image carrier

#100
20190346799
2019-11-14

Detecting contact between print apparatus components and photoconductive surfaces

#101
20190302669
2019-10-03

Image forming apparatus including drum cartridge having charger and photosensitive drum

#102
20190302667
2019-10-03

Image forming apparatus that forms an image on a sheet under an operation condition set depending on a sheet type

#103
20190294094
2019-09-26

Image formation device

#104
20190265625
2019-08-29

Image forming apparatus having recovery of toner by developing member, control of charging voltage and charging member cleaning operation

#105
20190163107
2019-05-30

Image forming apparatus with process controller that determines whether to re-execute a refresh process for charging a surface of a photoconductor to prevent image deletion

#106
20190163084
2019-05-30

Image forming apparatus having a voltage setter for setting the proper inter-peak voltage value

#107
20190146395
2019-05-16

Liquid electrophotographic dot gain determination

#108
20190146394
2019-05-16

Image forming apparatus to calculate film thicknesses of a photoconductor film of a photoconductor, image forming method, and non-transitory recording medium storing image forming program

#109
20190146369
2019-05-16

Image forming apparatus and method for controlling image forming apparatus

#110
20190146368
2019-05-16

Applying a corrective voltage

#111
20190137920
2019-05-09

Image forming apparatus, non-transitory computer-readable recording medium having program stored thereon, and server

#112
20190129333
2019-05-02

Image forming apparatus

#113
20190129328
2019-05-02

Developing device and image forming device

#114
20190113860
2019-04-18

Image forming apparatus

#115
20190094737
2019-03-28

Image forming apparatus having a main body, attaching/detaching section, uneven part, and cleaning member

#116
20190064720
2019-02-28

PRINTING APPARATUS AND CONTROL METHOD OF PRINTING APPARATUS

#117
20190064719
2019-02-28

Image forming apparatus and voltage application method

#118
20190064691
2019-02-28

Charge roller positioning

#119
20190049872
2019-02-14

Image forming apparatus and image forming method

#120
20190025742
2019-01-24

Image forming apparatus

#121
20190011849
2019-01-10

Image forming apparatus

#122
20190011848
2019-01-10

Photoconductor charging uniformity correction

#123
20180373182
2018-12-27

Image formation apparatus

#124
20180348663
2018-12-06

Image forming apparatus controlling applied charging voltage based on potential of electrode film

#125
20180335748
2018-11-22

Image forming apparatus provided with a photosensitive member having a photosensitive layer and a surface protection layer which is formed on the surface of the photosensitive layer and which has a hardness higher than that of the photosensitive layer

#126
20180335739
2018-11-22

Image forming apparatus which determines whether image forming part is in stable or unstable state and control method for image forming apparatus

#127
20180335715
2018-11-22

Image forming apparatus

#128
20180275577
2018-09-27

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

#129
20180239287
2018-08-23

Image forming apparatus

#130
20180238937
2018-08-23

Apparatus for detecting alternating current zero cross and voltage

#131
20180143573
2018-05-24

Image forming apparatus

#132
20180143561
2018-05-24

Image forming apparatus

#133
20180135958
2018-05-17

Image forming apparatus, photoconductor film thickness estimation method, and estimation program

#134
20180107145
2018-04-19

Image forming apparatus and a recording medium for determining image defects based on development current

#135
20180107135
2018-04-19

Image forming apparatus

#136
20180101108
2018-04-12

Image forming apparatus

#137
20180084127
2018-03-22

Image forming apparatus, system, and method for performing processing in a device using electrical power supplied from a commercial power supply, a first electrical power storage device and a second electrical power storage device, the second electrical power storage device having a capacity smaller than that of the first electrical power storage device

#138
20180081312
2018-03-22

Image forming apparatus for reducing misdetections

#139
20180074428
2018-03-15

Image forming apparatus

#140
20180046122
2018-02-15

Image forming apparatus with detection of surface potential of photosensitive member and adjustment of slope of charge potential

#141
20180024486
2018-01-25

Image forming apparatus

#142
20180024462
2018-01-25

Image forming apparatus

#143
20180017918
2018-01-18

Image forming apparatus

#144
20180017888
2018-01-18

Applying a corrective voltage

#145
20180004149
2018-01-04

Image forming apparatus

#146
20170299994
2017-10-19

Image forming apparatus

#147
20170277068
2017-09-28

Image forming apparatus having first and second peripheral velocity ratios

#148
20170277063
2017-09-28

Discharging light quantity adjusting device and image forming apparatus

#149
20170248893
2017-08-31

Image forming apparatus, method of controlling image forming apparatus, and non-transitory computer readable medium storing program for method of controlling image forming apparatus

#150
20170227915
2017-08-10

Image forming apparatus and foreign matter removing method

#151
20170060018
2017-03-02

Image forming apparatus

#152
20160299452
2016-10-13

Technique for reducing uneven image density in an image forming apparatus

#153
20160282746
2016-09-29

Image forming apparatus potential surface detector

#154
20160259283
2016-09-08

Image forming apparatus having photosensitive body and charging device

#155
20160259264
2016-09-08

Image forming apparatus with control of transfer bias and charging bias

#156
20160259263
2016-09-08

Determining surface potential of image bearing member of image forming apparatus

#157
20160259262
2016-09-08

Image forming apparatus comprising determination processing portion for detecting property information of photoconductor

#158
20160195842
2016-07-07

Image forming apparatus that adjusts maximum density

#159
20160103408
2016-04-14

Image forming apparatus which sets image forming condition based on calculated exposed area potential

#160
20160033915
2016-02-04

Image forming apparatus with a fulcrum that pivotally supports an image bearer and detector

#161
20160011536
2016-01-14

Image forming apparatus with malfunction detection

#162
20150355590
2015-12-10

Image forming apparatus capable of detecting presence or absence of a cartridge or a shape of the cartridge without increasing the number of components

#163
20150220016
2015-08-06

Image forming apparatus

#164
20150212455
2015-07-30

Image forming apparatus controlling toner image in forced laser beam emission state and method thereof

#165
20150192885
2015-07-09

Detecting device and image forming apparatus

#166
20150177665
2015-06-25

Image forming apparatus and image forming system

#167
20150177637
2015-06-25

Charging device, image forming apparatus and image forming method

#168
20150132030
2015-05-14

Image forming apparatus

#169
20150109397
2015-04-23

Image forming apparatus, image forming method, and non-transitory computer readable medium

#170
20150030341
2015-01-29

Color image forming apparatus

#171
20150028881
2015-01-29

Surface potential sensor and copying machine

#172
20150016832
2015-01-15

Image forming apparatus which uses electrostatic latent image for color misregistration correction

#173
20140356005
2014-12-04

High voltage power supply system and image formation apparatus

#174
20140321865
2014-10-30

Image forming apparatus and method

#175
20140314433
2014-10-23

Image forming apparatus that detects electrostatic latent image for correction

#176
20140314430
2014-10-23

Image forming apparatus having cleaning member that collects developing agent adhering to photoconductive member after image transfer

#177
20140178087
2014-06-26

Image forming apparatus

#178
20140056624
2014-02-27

Image forming apparatus

#179
20140037307
2014-02-06

Toner printing with increased gamut

#180
20140016951
2014-01-16

Image forming apparatus including a surface potential detector

#181
20130322899
2013-12-05

High voltage power supply and image forming apparatus

#182
20130308964
2013-11-21

Image forming apparatus

#183
20130279951
2013-10-24

Printer with multi-toner charged area development

#184
20130279950
2013-10-24

Multi-toner charged area development method

#185
20130279949
2013-10-24

Printer with multi-toner discharged area development

#186
20130251383
2013-09-26

Image forming system and latent image carrier replacement time detection method

#187
20130243456
2013-09-19

Image forming apparatus and image forming method

#188
20130195518
2013-08-01

Image forming apparatus which uses electrostatic latent image for color misregistration correction

#189
20130129365
2013-05-23

Method and system for troubleshooting charging and photoreceptor failure modes associated with a xerographic process

#190
20130094872
2013-04-18

IMAGE FORMING APPARATUS

#191
20130064560
2013-03-14

IMAGE FORMING APPARATUS HAVING STABLE IMAGE DENSITY

#192
20130016988
2013-01-17

Image forming apparatus and control method thereof

#193
20130011147
2013-01-10

DEGRADATION LEVEL ESTIMATING DEVICE AND IMAGE FORMING APPARATUS

#194
20130004204
2013-01-03

Color image forming apparatus

#195
20130002791
2013-01-03

Image forming apparatus with calibrated exposure control

#196
20120275476
2012-11-01

Optical device, image forming apparatus, and method for controlling optical device

#197
20120241083
2012-09-27

POTENTIAL SENSOR, ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS INCLUDING THE POTENTIAL SENSOR, AND MANUFACTURING METHOD OF POTENTIAL SENSOR

#198
20120230710
2012-09-13

Image forming apparatus

#199
20120226466
2012-09-06

Electrophotographic non-uniformity compensation using intentional periodic variation

#200
20120207489
2012-08-16

REPLENISHING TONER USED FROM ELECTROPHOTOGRAPHIC DEVELOPER

#201
20120201556
2012-08-09

Image forming apparatus and image forming method

#202
20120183316
2012-07-19

Interdocument photoreceptor signal sensing and feedback control of paper edge ghosting

#203
20120183310
2012-07-19

Image forming apparatus

#204
20120121283
2012-05-17

Electrostatic image forming apparatus utilizing index patterns for toner image alignment

#205
20120107024
2012-05-03

Image forming apparatus using electrostatic image registration control

#206
20120059612
2012-03-08

Device and method for measuring surface charge distribution

#207
20120051763
2012-03-01

Image forming apparatus

#208
20120008995
2012-01-12

Image forming apparatus

#209
20120003016
2012-01-05

Color image forming apparatus

#210
20120001997
2012-01-05

IMAGE FORMING APPARATUS AND METHOD OF THE SAME

#211
20110318025
2011-12-29

Apparatus and method for evaluating printing apparatus cleaner performance

#212
20110288821
2011-11-24

Systems and methods for predicting the useable life of a photoreceptor in imaging devices

#213
20110286753
2011-11-24

Photoreceptor diagnostic method based on detection of charge deficient spots

#214
20110280604
2011-11-17

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

#215
20110262157
2011-10-27

IMAGE FORMING APPARATUS AND IMAGE STABILIZATION CONTROL METHOD IN IMAGE FORMING APPARATUS

#216
20110255890
2011-10-20

Image forming apparatus and image forming method with error corrected potential measurements

#217
20110246107
2011-10-06

Imaging apparatus and method of predicting the photoreceptor replacement interval

#218
20110222128
2011-09-15

Image forming apparatus and image forming method

#219
20110221847
2011-09-15

Image forming apparatus, with control unit configured to control a value of bias current

#220
20110123206
2011-05-26

In situ electrophotographic printer toner charge measurement

#221
20110109921
2011-05-12

Photoreceptor motion quality estimation using multiple sampling intervals

#222
20110081172
2011-04-07

Image forming apparatus including transfer roller with concave portion and image forming method

#223
20110081155
2011-04-07

Image forming apparatus featuring control voltages applied to magnetic particle carrying members

#224
20110064434
2011-03-17

Image forming apparatus

#225
20110052228
2011-03-03

Method and system for banding compensation using electrostatic voltmeter based sensing

#226
20110052219
2011-03-03

Image forming apparatus

#227
20110044707
2011-02-24

Toner image processing machine with charge compensation and method thereof

#228
20110020040
2011-01-27

Image forming apparatus with thickness detecting unit

#229
20110013917
2011-01-20

DEVELOPING DEVICE AND METHOD FOR DETECTING DETERIORATION OF DEVELOPER

#230
20100321047
2010-12-23

Method and device for detecting electric potential and electric charges in a printer or copier

#231
20100310265
2010-12-09

Image forming apparatus

#232
20100266296
2010-10-21

IMAGE FORMING APPARATUS AND IMAGE QUALITY MAINTENANCE METHOD FOR IMAGE FORMING APPARAUTS

#233
20100226687
2010-09-09

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

#234
20100226674
2010-09-09

Image forming apparatus and image forming method

#235
20100209124
2010-08-19

Image forming apparatus that detects image shift in the main scanning direction without wasting toner

#236
20100204957
2010-08-12

Water heater monitor/diagnostic display apparatus

#237
20100193593
2010-08-05

Water heater monitor/diagnostic display apparatus

#238
20100172664
2010-07-08

Adjusting electrostatic charges used in a laser printer

#239
20100129093
2010-05-27

Device and method for detecting life of organic photoreceptor and image forming apparatus

#240
20100111556
2010-05-06

Image forming apparatus including control for removing electrical discharge product

#241
20100092194
2010-04-15

Image forming apparatus and control method thereof

#242
20100054775
2010-03-04

Image forming apparatus capable of image calibration

#243
20100054773
2010-03-04

Potential sensor, electrophotographic image forming apparatus including the potential sensor, and manufacturing method of potential sensor

#244
20100040390
2010-02-18

Image forming apparatus

#245
20100040389
2010-02-18

Image forming apparatus

#246
20100040388
2010-02-18

Closed loop charge control to minimize low frequency charge non-uniformity

#247
20100028040
2010-02-04

Method and apparatus for automatic corotron cleaning in an image production device

#248
20100019779
2010-01-28

Potential measurement apparatus and image forming apparatus

#249
20100008682
2010-01-14

Image forming apparatus and control method thereof

#250
20100003044
2010-01-07

Amplitude modulation of illuminators in sensing applications in printing system

#251
20100003037
2010-01-07

Method and apparatus for sensing locations on a belt

#252
20090302218
2009-12-10

Electrostatic latent image evaluation device, electrostatic latent image evaluation method, electrophotographic photoreceptor, and image forming device

#253
20090238591
2009-09-24

Image forming condition adjustment control for image forming apparatus

#254
20090220256
2009-09-03

Electrostatic latent image measuring device

#255
20090208230
2009-08-20

Image forming apparatus with control section to control development bias potential

#256
20090180790
2009-07-16

Real time transfer efficiency estimation

#257
20090129801
2009-05-21

Specular diffuse balance correction method

#258
20090080915
2009-03-26

Method for correcting registration errors by superimposing a black developer on a background of a color

#259
20090067871
2009-03-12

Surface potential detecting device of image forming apparatus

#260
20090035036
2009-02-05

Image forming apparatus forming a developed image using an image carrier

#261
20090035005
2009-02-05

Image forming apparatus

#262
20090010665
2009-01-08

Image forming apparatus for controlling a potential of an image bearing member

#263
20090003858
2009-01-01

Image forming apparatus

#264
20080317488
2008-12-25

Total layer thickness detection apparatus, charging device, image forming apparatus, total layer thickness detection method and computer readable medium storing program for total layer thickness detection

#265
20080292343
2008-11-27

Image forming apparatus having a exposure control unit capable of changing an exposure ratio between a first exposure ratio and a second exposure ratio different from the first exposure ratio when a first exposure unit or second exposure unit exposes an image carrier on the basis of image data for forming an image with a certain density

#266
20080284445
2008-11-20

Potential measurement apparatus and image forming apparatus

#267
20080267646
2008-10-30

Determining a location of an uncharged region on a photoconductive drum

#268
20080187339
2008-08-07

Image forming apparatus with developing bias correcting portion that changes a developing density adjustment pattern

#269
20080187338
2008-08-07

Image forming apparatus

#270
20080187334
2008-08-07

Image forming apparatus

#271
20080170871
2008-07-17

Image forming apparatus and control method thereof

#272
20080152369
2008-06-26

Method of using biased charging/transfer roller as in-situ voltmeter and photoreceptor thickness detector and method of adjusting xerographic process with results

#273
20080150543
2008-06-26

Method and apparatus for speed change detection based on a latent image pattern

#274
20080122460
2008-05-29

Thickness variation detector of photoconductor, image formation unit, image formation apparatus and method for thickness variation of photoconductor

#275
20080112717
2008-05-15

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

#276
20080107432
2008-05-08

Image forming apparatus and image forming method

#277
20080056746
2008-03-06

Surface-potential distribution measuring apparatus, image carrier, and image forming apparatus

#278
20080044194
2008-02-21

Image forming apparatus with charging bias correcting portion for correcting a charging bias of a charging roller

#279
20080019711
2008-01-24

Image forming apparatus that judges lifetime of photosensitive unit

#280
20070237532
2007-10-11

Method for controlling image forming apparatus

#281
20070212084
2007-09-13

Image forming apparatus with gamma conversion means

#282
20070196118
2007-08-23

Image formation apparatus with image correction capability

#283
20070189785
2007-08-16

Image forming apparatus and method for judging the lifetime of a photosensitive unit

#284
20070189782
2007-08-16

Detecting the presence of a photoconductor drum

#285
20070182419
2007-08-09

Oscillating device, electric potential measuring device, light deflecting device, and image forming apparatus

#286
20070170925
2007-07-26

Electric potential measuring apparatus and image forming apparatus

#287
20070160376
2007-07-12

Image forming apparatus which corrects charge potential on an image carrier

#288
20070147856
2007-06-28

Image forming apparatus and layer thickness calculating method

#289
20070140714
2007-06-21

Image forming apparatus with thickness detecting unit and parameter setting unit

#290
20070140713
2007-06-21

Image forming apparatus and image forming method

#291
20070122185
2007-05-31

Method for evaluating electrophotographic photoconductor and the evaluation device, and method for reusing electrophotographic photoconductor

#292
20070110463
2007-05-17

Image forming apparatus with a fog controller

#293
20070104501
2007-05-10

Image forming apparatus and fog control method

#294
20070086801
2007-04-19

Image forming apparatus

#295
20070071473
2007-03-29

Image forming apparatus

#296
20070065169
2007-03-22

Electric potential measuring apparatus electrostatic capacitance measuring apparatus, electric potential measuring method, electrostatic capacitance measuring method, and image forming apparatus

#297
20070025747
2007-02-01

Image forming apparatus and method featuring correction for compensating differences in surface potential characteristics of an image supporting body

#298
20070003300
2007-01-04

Image forming apparatus and image forming method capable of detecting a resistance value of an intermediate transferring member

#299
20070003292
2007-01-04

Control system and method for mitigating transients in a machine due to occasional maintenance or service

#300
20060291877
2006-12-28

Effective surface resistivity through image analysis