Yoshikuni SASAKI

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Sheet conveying device, fixing device, and image forming apparatus
- Patent number 12,072,666
- Issue date Aug 27, 2024
- Ricoh Company, Ltd.
- Takahiro Imada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Contact-separation device, fixing device, and image forming apparatus
- Patent number 11,841,652
- Issue date Dec 12, 2023
- Ricoh Company, Ltd.
- Seiji Saitoh
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 11,693,362
- Issue date Jul 4, 2023
- Ricoh Company, Ltd.
- Hiromasa Takagi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus incorporating same
- Patent number 11,513,457
- Issue date Nov 29, 2022
- Ricoh Company, Ltd.
- Yoshikuni Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and cleaning method
- Patent number 11,500,314
- Issue date Nov 15, 2022
- Ricoh Company, Ltd.
- Keitaro Shoji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device, heating device, and image forming device with a subs...
- Patent number 11,256,200
- Issue date Feb 22, 2022
- Ricoh Company, Ltd.
- Takahiro Imada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device including a cleaner to clean a surface of a cleaning...
- Patent number 10,852,671
- Issue date Dec 1, 2020
- Ricoh Company, Ltd.
- Takahiro Imada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and image forming method with temperature a...
- Patent number 10,401,766
- Issue date Sep 3, 2019
- Ricoh Company, Ltd.
- Ryohhei Sugiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device, image forming apparatus, and method of controlling f...
- Patent number 9,817,345
- Issue date Nov 14, 2017
- Ricoh Company, Ltd.
- Motoyoshi Yamano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Drive transmission unit, fixing device with drive transmission unit...
- Patent number 9,696,672
- Issue date Jul 4, 2017
- Ricoh Company, Ltd.
- Hiroshi Ono
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device having separable heating roller holding members and i...
- Patent number 9,563,157
- Issue date Feb 7, 2017
- Ricoh Company, Ltd.
- Yuichiro Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus
- Patent number 9,316,979
- Issue date Apr 19, 2016
- Ricoh Company, Ltd.
- Kenji Nozawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus that include a separator...
- Patent number 9,268,276
- Issue date Feb 23, 2016
- Ricoh Company, Ltd.
- Fumihiro Hirose
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus
- Patent number 9,244,431
- Issue date Jan 26, 2016
- Ricoh Company, Ltd.
- Yuuki Kikushima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing unit position-adjusting apparatus and image forming apparatus
- Patent number 9,176,444
- Issue date Nov 3, 2015
- Ricoh Company, Ltd.
- Yuichiro Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus
- Patent number 8,755,724
- Issue date Jun 17, 2014
- Ricoh Company, Limited
- Yoshikuni Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing apparatus and image forming apparatus using it
- Patent number 7,844,210
- Issue date Nov 30, 2010
- Ricoh Company, Ltd.
- Sho Sawahata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
SENSOR HOLDER, UNIT, AND IMAGE FORMING APPARATUS
- Publication number 20240255892
- Publication date Aug 1, 2024
- Takahiro IMADA
- G01 - MEASURING TESTING
Information Patent Application
REMOVABLE UNIT AND IMAGE FORMING APPARATUS
- Publication number 20240168421
- Publication date May 23, 2024
- Takahiro IMADA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SHEET CONVEYING DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20230359142
- Publication date Nov 9, 2023
- Takahiro IMADA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20230008258
- Publication date Jan 12, 2023
- Hiromasa TAKAGI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CONTACT-SEPARATION DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20230004107
- Publication date Jan 5, 2023
- RICOH COMPANY, LTD.
- Seiji SAITOH
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND CLEANING METHOD
- Publication number 20220043376
- Publication date Feb 10, 2022
- Ricoh Company, Ltd.
- Keitaro SHOJI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20210364959
- Publication date Nov 25, 2021
- RICOH COMPANY, LTD.
- Yoshikuni SASAKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE, HEATING DEVICE, AND IMAGE FORMING DEVICE
- Publication number 20210223724
- Publication date Jul 22, 2021
- Takahiro IMADA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20200249603
- Publication date Aug 6, 2020
- Ricoh Company, Ltd.
- Yasunori Ishigaya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20200159148
- Publication date May 21, 2020
- RICOH COMPANY, LTD.
- Takahiro IMADA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME
- Publication number 20200159149
- Publication date May 21, 2020
- RICOH COMPANY, LTD.
- Takumi WAIDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE, IMAGE FORMING APPARATUS, AND METHOD OF CONTROLLING F...
- Publication number 20170146933
- Publication date May 25, 2017
- RICOH COMPANY, LTD.
- Motoyoshi YAMANO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD
- Publication number 20170131666
- Publication date May 11, 2017
- RICOH COMPANY, LTD.
- Ryohhei SUGIYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DRIVE TRANSMISSION UNIT, FIXING DEVICE WITH DRIVE TRANSMISSION UNIT...
- Publication number 20160306311
- Publication date Oct 20, 2016
- RICOH COMPANY, LTD.
- Hiroshi ONO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20150261154
- Publication date Sep 17, 2015
- RICOH COMPANY, LTD.
- Kenji NOZAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20150261183
- Publication date Sep 17, 2015
- RICOH COMPANY, LTD.
- Yuuki KIKUSHIMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20150253708
- Publication date Sep 10, 2015
- Fumihiro HIROSE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20140270873
- Publication date Sep 18, 2014
- RICOH COMPANY, LTD.
- Yuichiro Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING UNIT POSITION-ADJUSTING APPARATUS AND IMAGE FORMING APPARATUS
- Publication number 20140193175
- Publication date Jul 10, 2014
- RICOH COMPANY, LTD.
- Yuichiro Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20120195653
- Publication date Aug 2, 2012
- Yoshikuni SASAKI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing apparatus and image forming apparatus using it
- Publication number 20080080912
- Publication date Apr 3, 2008
- Ricoh Printing Systems, Ltd.
- Sho Sawahata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Yoshikuni SASAKI

Person

Patents Grantslast 30 patents

Sheet conveying device, fixing device, and image forming apparatus

Contact-separation device, fixing device, and image forming apparatus

Image forming apparatus

Fixing device and image forming apparatus incorporating same

Image forming apparatus and cleaning method

Fixing device, heating device, and image forming device with a subs...

Fixing device including a cleaner to clean a surface of a cleaning...

Image forming apparatus and image forming method with temperature a...

Fixing device, image forming apparatus, and method of controlling f...

Drive transmission unit, fixing device with drive transmission unit...

Fixing device having separable heating roller holding members and i...

Fixing device and image forming apparatus

Fixing device and image forming apparatus that include a separator...

Fixing device and image forming apparatus

Fixing unit position-adjusting apparatus and image forming apparatus

Fixing device and image forming apparatus

Fixing apparatus and image forming apparatus using it

Patents Applicationslast 30 patents

SENSOR HOLDER, UNIT, AND IMAGE FORMING APPARATUS

REMOVABLE UNIT AND IMAGE FORMING APPARATUS

SHEET CONVEYING DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

CONTACT-SEPARATION DEVICE, FIXING DEVICE, AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS AND CLEANING METHOD

FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

FIXING DEVICE, HEATING DEVICE, AND IMAGE FORMING DEVICE

FIXING DEVICE AND IMAGE FORMING APPARATUS

FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

FIXING DEVICE AND IMAGE FORMING APPARATUS INCORPORATING SAME

FIXING DEVICE, IMAGE FORMING APPARATUS, AND METHOD OF CONTROLLING F...

IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD

DRIVE TRANSMISSION UNIT, FIXING DEVICE WITH DRIVE TRANSMISSION UNIT...

FIXING DEVICE AND IMAGE FORMING APPARATUS

FIXING DEVICE AND IMAGE FORMING APPARATUS

FIXING DEVICE AND IMAGE FORMING APPARATUS

FIXING DEVICE AND IMAGE FORMING APPARATUS

FIXING UNIT POSITION-ADJUSTING APPARATUS AND IMAGE FORMING APPARATUS

FIXING DEVICE AND IMAGE FORMING APPARATUS

Fixing apparatus and image forming apparatus using it