Takeshi Motohashi

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus conveniently upgradable to a duplex image f...
- Patent number 6,546,228
- Issue date Apr 8, 2003
- Ricoh Company, Ltd.
- Takeshi Motohashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus with polygonal mirror rotation phase...
- Patent number 6,184,910
- Issue date Feb 6, 2001
- Ricoh Company, Ltd.
- Eiichi Sasaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Color image forming apparatus including process cartridge
- Patent number 5,887,228
- Issue date Mar 23, 1999
- Ricoh Company, Ltd.
- Takeshi Motohashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device for image forming apparatus
- Patent number 5,797,069
- Issue date Aug 18, 1998
- Ricoh Company, Ltd.
- Noriyuki Kimura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Paper conveyer of image forming apparatus which conveys paper to a...
- Patent number 5,678,161
- Issue date Oct 14, 1997
- Ricoh Company, Ltd.
- Shigeo Kurotaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image transfer method for an image forming apparatus
- Patent number 5,599,645
- Issue date Feb 4, 1997
- Ricoh Company, Ltd.
- Takahiro Tamiya
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device for an image forming apparatus
- Patent number 5,389,733
- Issue date Feb 14, 1995
- Ricoh Company, Ltd.
- Shigekazu Enoki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrostatic recording apparatus
- Patent number 4,875,063
- Issue date Oct 17, 1989
- Ricoh Company, Ltd.
- Hiroyuki Idenawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Printing device with carriage and carrier therefor each integrally...
- Patent number 4,795,284
- Issue date Jan 3, 1989
- Ricoh Company, Ltd.
- Makoto Yumoto
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Paper feed roller drive system for a printer
- Patent number 4,744,687
- Issue date May 17, 1988
- Ricoh Company, Ltd.
- Yasuyuki Nukaya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Image forming apparatus conveniently upgradable to a duplex image f...
- Publication number 20010012462
- Publication date Aug 9, 2001
- RICOH COMPANY, LTD.
- Takeshi Motohashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Takeshi Motohashi

Person

Patents Grantslast 30 patents

Image forming apparatus conveniently upgradable to a duplex image f...

Color image forming apparatus with polygonal mirror rotation phase...

Color image forming apparatus including process cartridge

Developing device for image forming apparatus

Paper conveyer of image forming apparatus which conveys paper to a...

Image transfer method for an image forming apparatus

Developing device for an image forming apparatus

Electrostatic recording apparatus

Printing device with carriage and carrier therefor each integrally...

Paper feed roller drive system for a printer

Patents Applicationslast 30 patents

Image forming apparatus conveniently upgradable to a duplex image f...