Kenji SENGOKU

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus with a controller to set transfer bias
- Patent number 9,864,307
- Issue date Jan 9, 2018
- Ricoh Company, Ltd.
- Kenji Sengoku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cleaning device and image forming apparatus incorporating same
- Patent number 9,696,662
- Issue date Jul 4, 2017
- Ricoh Company, Ltd.
- Kazuki Yogosawa
- B08 - CLEANING
Information Patent Grant
Cleaning device and image forming apparatus incorporating same
- Patent number 9,519,257
- Issue date Dec 13, 2016
- Ricoh Company, Ltd.
- Kenji Sengoku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,393,813
- Issue date Jul 19, 2016
- Ricoh Company, Ltd.
- Kenji Sengoku
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image forming apparatus with a controller to set transfer bias
- Patent number 9,323,170
- Issue date Apr 26, 2016
- Ricoh Company, Ltd.
- Kenji Sengoku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of transferring image and image transferring system and imag...
- Patent number 9,182,698
- Issue date Nov 10, 2015
- Ricoh Company, Ltd.
- Junichi Ichikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer device and image forming apparatus
- Patent number 9,152,070
- Issue date Oct 6, 2015
- Ricoh Company, Ltd.
- Hiromi Ogiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus including a cam member to separate a transf...
- Patent number 9,141,039
- Issue date Sep 22, 2015
- Ricoh Company, Ltd.
- Yuji Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,075,383
- Issue date Jul 7, 2015
- Ricoh Company, Ltd.
- Kenji Sengoku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and belt tensioning unit
- Patent number 9,063,472
- Issue date Jun 23, 2015
- Ricoh Company, Limited
- Kenji Sengoku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,057,991
- Issue date Jun 16, 2015
- Ricoh Company, Ltd.
- Yasunobu Shimizu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, image forming system, and transfer method
- Patent number 9,037,022
- Issue date May 19, 2015
- Ricoh Company, Limited
- Tomokazu Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,031,436
- Issue date May 12, 2015
- Ricoh Company, Ltd.
- Yasunobu Shimizu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus which uses an AC voltage and/or a DC voltag...
- Patent number 8,977,153
- Issue date Mar 10, 2015
- Ricoh Company, Ltd.
- Hiromi Ogiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Power supply module and image forming apparatus including same
- Patent number 8,948,644
- Issue date Feb 3, 2015
- Ricoh Company, Ltd.
- Junpei Fujita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer device and image forming apparatus
- Patent number 8,934,822
- Issue date Jan 13, 2015
- Ricoh Company, Ltd.
- Ryuuichi Mimbu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, system, and method using a superimposed vo...
- Patent number 8,929,786
- Issue date Jan 6, 2015
- Ricoh Company, Limited
- Tomokazu Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer device and image forming apparatus
- Patent number 8,892,013
- Issue date Nov 18, 2014
- Ricoh Company, Ltd.
- Ryuuichi Mimbu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Power supply module and image forming apparatus including same
- Patent number 8,891,996
- Issue date Nov 18, 2014
- Ricoh Company, Ltd.
- Junpei Fujita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 8,831,466
- Issue date Sep 9, 2014
- Ricoh Company, Ltd.
- Junpei Fujita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transfer device and image forming apparatus incorporating same
- Patent number 8,824,941
- Issue date Sep 2, 2014
- Ricoh Company, Ltd.
- Yasunobu Shimizu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer device and image forming apparatus using same
- Patent number 8,811,867
- Issue date Aug 19, 2014
- Ricoh Company, Limited
- Osamu Ichihashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus, image forming system, and transfer method
- Patent number 8,805,223
- Issue date Aug 12, 2014
- Ricoh Company, Limited
- Tomokazu Takeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 8,737,865
- Issue date May 27, 2014
- Ricoh Company, Ltd.
- Osamu Ichihashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 8,718,500
- Issue date May 6, 2014
- Ricoh Company, Ltd.
- Ryuichi Minbu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 8,682,231
- Issue date Mar 25, 2014
- Ricoh Company, Ltd.
- Kenji Sengoku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 8,588,641
- Issue date Nov 19, 2013
- Ricoh Company, Ltd.
- Ryuuichi Mimbu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with transfer nip adjustment function
- Patent number 8,548,345
- Issue date Oct 1, 2013
- Ricoh Company, Ltd.
- Ryuichi Minbe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 8,526,842
- Issue date Sep 3, 2013
- Ricoh Company, Ltd.
- Osamu Ichihashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer assembly and image forming apparatus using same
- Patent number 8,483,597
- Issue date Jul 9, 2013
- Ricoh Company, Ltd.
- Ryuuichi Mimbu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
CLEANING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20160216647
- Publication date Jul 28, 2016
- Kazuki Yogosawa
- B08 - CLEANING
Information Patent Application
CLEANING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20160216682
- Publication date Jul 28, 2016
- Kenji SENGOKU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS WITH A CONTROLLER TO SET TRANSFER BIAS
- Publication number 20160202644
- Publication date Jul 14, 2016
- Kenji SENGOKU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20140353126
- Publication date Dec 4, 2014
- Kenji SENGOKU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
IMAGE FORMING APPARATUS, IMAGE FORMING SYSTEM, AND TRANSFER METHOD
- Publication number 20140341605
- Publication date Nov 20, 2014
- Tomokazu TAKEUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
METHOD OF TRANSFERRING IMAGE AND IMAGE TRANSFERRING SYSTEM AND IMAG...
- Publication number 20140219691
- Publication date Aug 7, 2014
- Junichi Ichikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20140147182
- Publication date May 29, 2014
- Kenji SENGOKU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20140072340
- Publication date Mar 13, 2014
- Yuji KATO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20130322935
- Publication date Dec 5, 2013
- Osamu Ichihashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS WITH TRANSFER NIP ADJUSTMENT FUNCTION
- Publication number 20130223901
- Publication date Aug 29, 2013
- Ryuichi MINBE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TRANSFER DEVICE AND IMAGE FORMING APPARATUS USING SAME
- Publication number 20130189002
- Publication date Jul 25, 2013
- Osamu ICHIHASHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20130136477
- Publication date May 30, 2013
- Hiromi OGIYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE TRANSFER DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20130094870
- Publication date Apr 18, 2013
- Yasunobu Shimizu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TRANSFER DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20130089363
- Publication date Apr 11, 2013
- Ryuuichi Mimbu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWER SUPPLY MODULE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20130016989
- Publication date Jan 17, 2013
- Junpei FUJITA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TRANSFER DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20130011155
- Publication date Jan 10, 2013
- Hiromi Ogiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20130004190
- Publication date Jan 3, 2013
- Kenji SENGOKU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POWER SUPPLY MODULE AND IMAGE FORMING APPARATUS INCLUDING SAME
- Publication number 20120328320
- Publication date Dec 27, 2012
- Junpei FUJITA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS, IMAGE FORMING SYSTEM, AND TRANSFER METHOD
- Publication number 20120328321
- Publication date Dec 27, 2012
- Tomokazu TAKEUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS, IMAGE FORMING SYSTEM, AND TRANSFER METHOD
- Publication number 20120328315
- Publication date Dec 27, 2012
- Tomokazu TAKEUCHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20120315058
- Publication date Dec 13, 2012
- Yasunobu SHIMIZU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20120308250
- Publication date Dec 6, 2012
- Yasunobu SHIMIZU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND BELT TENSIONING UNIT
- Publication number 20120237260
- Publication date Sep 20, 2012
- Kenji Sengoku
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20120237271
- Publication date Sep 20, 2012
- Kenji SENGOKU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20120224879
- Publication date Sep 6, 2012
- Junpei Fujita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20110293312
- Publication date Dec 1, 2011
- Ryuuichi MIMBU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20110286759
- Publication date Nov 24, 2011
- Osamu Ichihashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20110206399
- Publication date Aug 25, 2011
- Junpei FUJITA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TRANSFER ASSEMBLY AND IMAGE FORMING APPARATUS USING SAME
- Publication number 20110158690
- Publication date Jun 30, 2011
- Ryuuichi MIMBU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TRANSFER DEVICE AND IMAGE FORMING APPARATUS USING SAME
- Publication number 20110064487
- Publication date Mar 17, 2011
- Osamu ICHIHASHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Kenji SENGOKU

Person

Patents Grantslast 30 patents

Image forming apparatus with a controller to set transfer bias

Cleaning device and image forming apparatus incorporating same

Cleaning device and image forming apparatus incorporating same

Image forming apparatus

Image forming apparatus with a controller to set transfer bias

Method of transferring image and image transferring system and imag...

Transfer device and image forming apparatus

Image forming apparatus including a cam member to separate a transf...

Image forming apparatus

Image forming apparatus and belt tensioning unit

Image forming apparatus

Image forming apparatus, image forming system, and transfer method

Image forming apparatus

Image forming apparatus which uses an AC voltage and/or a DC voltag...

Power supply module and image forming apparatus including same

Transfer device and image forming apparatus

Image forming apparatus, system, and method using a superimposed vo...

Transfer device and image forming apparatus

Power supply module and image forming apparatus including same

Image forming apparatus

Image transfer device and image forming apparatus incorporating same

Transfer device and image forming apparatus using same

Image forming apparatus, image forming system, and transfer method

Image forming apparatus

Image forming apparatus

Image forming apparatus

Image forming apparatus

Image forming apparatus with transfer nip adjustment function

Image forming apparatus

Transfer assembly and image forming apparatus using same

Patents Applicationslast 30 patents

CLEANING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

CLEANING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

IMAGE FORMING APPARATUS WITH A CONTROLLER TO SET TRANSFER BIAS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS, IMAGE FORMING SYSTEM, AND TRANSFER METHOD

METHOD OF TRANSFERRING IMAGE AND IMAGE TRANSFERRING SYSTEM AND IMAG...

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS WITH TRANSFER NIP ADJUSTMENT FUNCTION

TRANSFER DEVICE AND IMAGE FORMING APPARATUS USING SAME

IMAGE FORMING APPARATUS

IMAGE TRANSFER DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

TRANSFER DEVICE AND IMAGE FORMING APPARATUS

POWER SUPPLY MODULE AND IMAGE FORMING APPARATUS INCLUDING SAME

TRANSFER DEVICE AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

POWER SUPPLY MODULE AND IMAGE FORMING APPARATUS INCLUDING SAME

IMAGE FORMING APPARATUS, IMAGE FORMING SYSTEM, AND TRANSFER METHOD

IMAGE FORMING APPARATUS, IMAGE FORMING SYSTEM, AND TRANSFER METHOD

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS AND BELT TENSIONING UNIT

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

TRANSFER ASSEMBLY AND IMAGE FORMING APPARATUS USING SAME

TRANSFER DEVICE AND IMAGE FORMING APPARATUS USING SAME