Tsutomu KATO

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Roller member and image forming apparatus including the roller member
- Patent number 10,234,794
- Issue date Mar 19, 2019
- Ricoh Company, Ltd.
- Masakazu Imai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Roller member including a first and second high resistance member a...
- Patent number 9,897,946
- Issue date Feb 20, 2018
- Ricoh Company, Ltd.
- Masakazu Imai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer device and image forming apparatus incorporating same
- Patent number 9,778,603
- Issue date Oct 3, 2017
- Ricoh Company, Ltd.
- Tsutomu Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,465,331
- Issue date Oct 11, 2016
- Ricoh Company, Ltd.
- Masakazu Imai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,395,659
- Issue date Jul 19, 2016
- Ricoh Company, Ltd.
- Shinya Tanaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer device and image forming apparatus incorporating same
- Patent number 9,274,461
- Issue date Mar 1, 2016
- Ricoh Company, Ltd.
- Tsutomu Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 9,134,656
- Issue date Sep 15, 2015
- Ricoh Company, Ltd.
- Takehide Mizutani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and image density control method
- Patent number 8,731,419
- Issue date May 20, 2014
- Ricoh Company, Ltd.
- Yuji Kato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image forming apparatus and guide therefor capable of reducing tone...
- Patent number 8,412,089
- Issue date Apr 2, 2013
- Ricoh Company, Ltd.
- Kazuchika Saeki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatus including a re-transfer unit to re-transfer a recording m...
- Patent number 8,270,856
- Issue date Sep 18, 2012
- Ricoh Company, Limited
- Takehide Mizutani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
ROLLER MEMBER AND IMAGE FORMING APPARATUS INCLUDING THE ROLLER MEMBER
- Publication number 20170168429
- Publication date Jun 15, 2017
- Masakazu IMAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ROLLER MEMBER AND IMAGE FORMING APPARATUS INCLUDING THE ROLLER MEMBER
- Publication number 20170168430
- Publication date Jun 15, 2017
- Masakazu IMAI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TRANSFER DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20170010566
- Publication date Jan 12, 2017
- RICOH COMPANY, LTD.
- Tsutomu Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20160139543
- Publication date May 19, 2016
- RICOH COMPANY, LTD.
- Masakazu Imai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20140328604
- Publication date Nov 6, 2014
- Shinya TANAKA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20140328603
- Publication date Nov 6, 2014
- Takehide Mizutani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
TRANSFER DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20140314435
- Publication date Oct 23, 2014
- Tsutomu KATO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND IMAGE DENSITY CONTROL METHOD
- Publication number 20120237233
- Publication date Sep 20, 2012
- RICOH COMPANY, LTD.
- Yuji Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND GUIDE THEREFOR CAPABLE OF REDUCING TONE...
- Publication number 20110103862
- Publication date May 5, 2011
- Kazuchika Saeki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Apparatus and method of image forming
- Publication number 20100040386
- Publication date Feb 18, 2010
- Takahide Mizutani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus and guide therefor capable of reducing tone...
- Publication number 20070098472
- Publication date May 3, 2007
- Kazuchika Saeki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Belt unit, image forming apparatus using the belt unit
- Publication number 20060045570
- Publication date Mar 2, 2006
- Tsutomu Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Tsutomu KATO

Person

Patents Grantslast 30 patents

Roller member and image forming apparatus including the roller member

Roller member including a first and second high resistance member a...

Transfer device and image forming apparatus incorporating same

Image forming apparatus

Image forming apparatus

Transfer device and image forming apparatus incorporating same

Image forming apparatus

Image forming apparatus and image density control method

Image forming apparatus and guide therefor capable of reducing tone...

Apparatus including a re-transfer unit to re-transfer a recording m...

Patents Applicationslast 30 patents

ROLLER MEMBER AND IMAGE FORMING APPARATUS INCLUDING THE ROLLER MEMBER

ROLLER MEMBER AND IMAGE FORMING APPARATUS INCLUDING THE ROLLER MEMBER

TRANSFER DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

TRANSFER DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

IMAGE FORMING APPARATUS AND IMAGE DENSITY CONTROL METHOD

IMAGE FORMING APPARATUS AND GUIDE THEREFOR CAPABLE OF REDUCING TONE...

Apparatus and method of image forming

Image forming apparatus and guide therefor capable of reducing tone...

Belt unit, image forming apparatus using the belt unit