Masako Yoshii

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus
- Patent number 8,699,096
- Issue date Apr 15, 2014
- Ricoh Company, Ltd.
- Nobuyuki Arai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus
- Patent number 8,275,275
- Issue date Sep 25, 2012
- Ricoh Company, Ltd.
- Emiko Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical scanning device and image forming apparatus
- Patent number 8,115,794
- Issue date Feb 14, 2012
- Ricoh Company, Ltd.
- Masako Yoshii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus for reducing toner scatter
- Patent number 6,947,682
- Issue date Sep 20, 2005
- Ricoh Company Ltd.
- Hideki Kosugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and cleaning method for contact-charging me...
- Patent number 5,999,773
- Issue date Dec 7, 1999
- Ricoh Company, Ltd.
- Kei Yasutomi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming method and color image forming apparatus practi...
- Patent number 5,765,087
- Issue date Jun 9, 1998
- Ricoh Company, Ltd.
- Hidetoshi Yano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Configured to enhance toner collecting efficiency and toner redepos...
- Patent number 5,740,494
- Issue date Apr 14, 1998
- Ricoh Company, Ltd.
- Hisashi Shoji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, AN...
- Publication number 20240321453
- Publication date Sep 26, 2024
- Kazuki FUNAHASHI
Information Patent Application
HEALTH STATUS MANAGEMENT SYSTEM, INFORMATION PROCESSING APPARATUS,...
- Publication number 20240164673
- Publication date May 23, 2024
- RICOH COMPANY, LTD.
- Kazuki Funahashi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20100098446
- Publication date Apr 22, 2010
- RICOH COMPANY, LTD.
- Emiko Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS
- Publication number 20090175657
- Publication date Jul 9, 2009
- Masako Yoshii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
IMAGE FORMING APPARATUS
- Publication number 20090141316
- Publication date Jun 4, 2009
- Nobuyuki Arai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image forming apparatus
- Publication number 20040218940
- Publication date Nov 4, 2004
- Hideki Kosugi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Masako Yoshii

Person

Patents Grantslast 30 patents

Image forming apparatus

Image forming apparatus

Optical scanning device and image forming apparatus

Image forming apparatus for reducing toner scatter

Image forming apparatus and cleaning method for contact-charging me...

Color image forming method and color image forming apparatus practi...

Configured to enhance toner collecting efficiency and toner redepos...

Patents Applicationslast 30 patents

INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, AN...

HEALTH STATUS MANAGEMENT SYSTEM, INFORMATION PROCESSING APPARATUS,...

IMAGE FORMING APPARATUS

OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS

IMAGE FORMING APPARATUS

Image forming apparatus