Yasuhide Fujiwara

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Fixing belt, fixing device, and image forming apparatus
- Patent number 10,877,413
- Issue date Dec 29, 2020
- Ricoh Company, Ltd.
- Hiroya Abe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Base for fixing belt, fixing belt, fixing device, and image forming...
- Patent number 9,897,954
- Issue date Feb 20, 2018
- Ricoh Company, Ltd.
- Hiroyuki Endo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Substrate, fixing belt with substrate, fixing device with fixing be...
- Patent number 9,383,698
- Issue date Jul 5, 2016
- Ricoh Company, Ltd.
- Kengo Fujie
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Base for fixing belt, fixing belt, fixing device, and image forming...
- Patent number 9,291,969
- Issue date Mar 22, 2016
- Ricoh Company, Ltd.
- Hiroyuki Endo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical information recording medium and information recording meth...
- Patent number 7,236,448
- Issue date Jun 26, 2007
- Ricoh Company, Ltd.
- Yasuo Sawada
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording medium with ROM area having pre-pits
- Patent number 7,187,642
- Issue date Mar 6, 2007
- Ricoh Company, Ltd.
- Yasuo Sawada
- G11 - INFORMATION STORAGE
Information Patent Grant
Information reproducing method judging a multivalued level of a pre...
- Patent number 7,082,091
- Issue date Jul 25, 2006
- Ricoh Company, Ltd.
- Akihiko Shimizu
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium and manufacturing method thereof
- Patent number 6,982,110
- Issue date Jan 3, 2006
- Ricoh Company, Ltd.
- Hisamitsu Kamezaki
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
FIXING BELT, FIXING DEVICE, AND IMAGE FORMING APPARATUS
- Publication number 20200387098
- Publication date Dec 10, 2020
- Hiroya ABE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
BASE FOR FIXING BELT, FIXING BELT, FIXING DEVICE, AND IMAGE FORMING...
- Publication number 20160170352
- Publication date Jun 16, 2016
- HIROYUKI ENDO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
SUBSTRATE, FIXING BELT WITH SUBSTRATE, FIXING DEVICE WITH FIXING BE...
- Publication number 20140328610
- Publication date Nov 6, 2014
- Kengo FUJIE
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
BASE FOR FIXING BELT, FIXING BELT, FIXING DEVICE, AND IMAGE FORMING...
- Publication number 20140241771
- Publication date Aug 28, 2014
- HIROYUKI ENDO
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Information reproducing method judging a multivalued level of a pre...
- Publication number 20070121465
- Publication date May 31, 2007
- Akihiko Shimizu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Optical information recording medium with ROM area having pre-pits
- Publication number 20060002284
- Publication date Jan 5, 2006
- Yasuo Sawada
- G11 - INFORMATION STORAGE
Information Patent Application
Information reproducing method judging a multivalued level of a pre...
- Publication number 20030112667
- Publication date Jun 19, 2003
- Akihiko Shimizu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Optical information recording medium
- Publication number 20030090989
- Publication date May 15, 2003
- Yasuo Sawada
- G11 - INFORMATION STORAGE
Information Patent Application
Optical information recording medium and information recording meth...
- Publication number 20030048735
- Publication date Mar 13, 2003
- Ricoh Company, Ltd.
- Yasuo Sawada
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording medium and manufacturing method thereof
- Publication number 20030007448
- Publication date Jan 9, 2003
- Ricoh Company, Ltd.
- Hisamitsu Kamezaki
- G11 - INFORMATION STORAGE

Yasuhide Fujiwara

Person

Patents Grantslast 30 patents

Fixing belt, fixing device, and image forming apparatus

Base for fixing belt, fixing belt, fixing device, and image forming...

Substrate, fixing belt with substrate, fixing device with fixing be...

Base for fixing belt, fixing belt, fixing device, and image forming...

Optical information recording medium and information recording meth...

Optical information recording medium with ROM area having pre-pits

Information reproducing method judging a multivalued level of a pre...

Information recording medium and manufacturing method thereof

Patents Applicationslast 30 patents

FIXING BELT, FIXING DEVICE, AND IMAGE FORMING APPARATUS

BASE FOR FIXING BELT, FIXING BELT, FIXING DEVICE, AND IMAGE FORMING...

SUBSTRATE, FIXING BELT WITH SUBSTRATE, FIXING DEVICE WITH FIXING BE...

BASE FOR FIXING BELT, FIXING BELT, FIXING DEVICE, AND IMAGE FORMING...

Information reproducing method judging a multivalued level of a pre...

Optical information recording medium with ROM area having pre-pits

Information reproducing method judging a multivalued level of a pre...

Optical information recording medium

Optical information recording medium and information recording meth...

Information recording medium and manufacturing method thereof