Yuji Yasuda

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Computer-readable non-transitory storage medium, web server, and ca...
- Patent number 11,570,426
- Issue date Jan 31, 2023
- B.B.DESIGNLAB CO., LTD.
- Yuji Yasuda
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Server and program
- Patent number 11,032,519
- Issue date Jun 8, 2021
- Dwango Co., Ltd.
- Shohei Moriyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Development device and method capable of maintaining toner concentr...
- Patent number 7,702,261
- Issue date Apr 20, 2010
- Ricoh Co., Ltd.
- Yuji Yasuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Structure for fastening by screw
- Patent number 6,945,729
- Issue date Sep 20, 2005
- Ricoh Company, Limited
- Yuji Yasuda
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Compact BI-color electrophotographic image forming apparatus
- Patent number 5,376,994
- Issue date Dec 27, 1994
- Ricoh Company, Ltd.
- Takashi Mama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical image writing unit having improved driving mechanism
- Patent number 5,355,153
- Issue date Oct 11, 1994
- Ricoh Company, Ltd.
- Yuji Yasuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Bicolor image forming apparatus for forming a bicolor image on a ph...
- Patent number 5,309,182
- Issue date May 3, 1994
- Ricoh Co., Ltd.
- Takashi Mama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Digital copier for copying a bicolored document at the same speed a...
- Patent number 5,280,362
- Issue date Jan 18, 1994
- Ricoh Company, Ltd.
- Koichi Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Laser writing device for image forming equipment
- Patent number 5,166,704
- Issue date Nov 24, 1992
- Ricoh Company, Ltd.
- Yuji Yasuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Variable magnification optics for an image forming apparatus
- Patent number 5,057,863
- Issue date Oct 15, 1991
- Ricoh Company, Ltd.
- Yuji Yasuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Illuminating device
- Patent number 4,949,120
- Issue date Aug 14, 1990
- Ricoh Company, Ltd.
- Yuji Yasuda
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Transmissive filter for correcting illuminance distribution
- Patent number 4,906,081
- Issue date Mar 6, 1990
- Ricoh Company, Ltd.
- Yuji Yasuda
- G02 - OPTICS
Information Patent Grant
Illuminating device
- Patent number 4,891,739
- Issue date Jan 2, 1990
- Ricoh Company, Ltd.
- Yuji Yasuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Device for illuminating an original document
- Patent number 4,782,369
- Issue date Nov 1, 1988
- Ricoh Company, Ltd.
- Yuji Yasuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Illuminating device
- Patent number 4,747,033
- Issue date May 24, 1988
- Ricoh Company, Ltd.
- Yuji Yasuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Variable magnification imaging device for copier
- Patent number 4,572,658
- Issue date Feb 25, 1986
- Ricoh Company, Ltd.
- Shigeru Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Document illumination apparatus
- Patent number 4,189,763
- Issue date Feb 19, 1980
- Ricoh Company Ltd.
- Shigeru Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
SERVER AND PROGRAM
- Publication number 20210258539
- Publication date Aug 19, 2021
- Dwango Co., Ltd.
- Shohei MORIYAMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMPUTER-READABLE NON-TRANSITORY STORAGE MEDIUM, WEB SERVER, AND CA...
- Publication number 20210235063
- Publication date Jul 29, 2021
- B.b.designLab Co., Ltd.
- Yuji YASUDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMPUTER-READABLE NON-TRANSITORY STORAGE MEDIUM, WEB SERVER, AND CA...
- Publication number 20200275087
- Publication date Aug 27, 2020
- B.b.designLab Co., Ltd.
- Yuji YASUDA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SERVER AND PROGRAM
- Publication number 20200145618
- Publication date May 7, 2020
- Dwango Co., Ltd.
- Shohei MORIYAMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
INTAKE APPARATUS FOR INTERNAL COMBUSTION ENGINE
- Publication number 20130152895
- Publication date Jun 20, 2013
- MAHLE FILTER SYSTEM JAPAN CORPORATION
- Yuji YASUDA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Development device and method capable of maintaining toner concentr...
- Publication number 20060204283
- Publication date Sep 14, 2006
- RICOH COMPANY, LIMITED
- Yuji Yasuda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Structure for fastening by screw
- Publication number 20040126184
- Publication date Jul 1, 2004
- Yuji Yasuda
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Yuji Yasuda

Person

Patents Grantslast 30 patents

Computer-readable non-transitory storage medium, web server, and ca...

Server and program

Development device and method capable of maintaining toner concentr...

Structure for fastening by screw

Compact BI-color electrophotographic image forming apparatus

Optical image writing unit having improved driving mechanism

Bicolor image forming apparatus for forming a bicolor image on a ph...

Digital copier for copying a bicolored document at the same speed a...

Laser writing device for image forming equipment

Variable magnification optics for an image forming apparatus

Illuminating device

Transmissive filter for correcting illuminance distribution

Illuminating device

Device for illuminating an original document

Illuminating device

Variable magnification imaging device for copier

Document illumination apparatus

Patents Applicationslast 30 patents

SERVER AND PROGRAM

COMPUTER-READABLE NON-TRANSITORY STORAGE MEDIUM, WEB SERVER, AND CA...

COMPUTER-READABLE NON-TRANSITORY STORAGE MEDIUM, WEB SERVER, AND CA...

SERVER AND PROGRAM

INTAKE APPARATUS FOR INTERNAL COMBUSTION ENGINE

Development device and method capable of maintaining toner concentr...

Structure for fastening by screw