Motokazu Yasui

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Color image forming apparatus, and toner replenishing apparatus
- Patent number 7,894,744
- Issue date Feb 22, 2011
- Ricoh Company, Ltd.
- Masumi Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image fixing apparatus and image forming apparatus capable of effec...
- Patent number 7,734,208
- Issue date Jun 8, 2010
- Ricoh Company, Ltd.
- Hiroshi Seo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ink jet recording apparatus capable of performing a duplex print op...
- Patent number 7,712,989
- Issue date May 11, 2010
- Ricoh Company, Ltd.
- Motokazu Yasui
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Fixing device, and method and device for heating control used in th...
- Patent number 7,693,439
- Issue date Apr 6, 2010
- Ricoh Company, Ltd.
- Hiroshi Seo
- G05 - CONTROLLING REGULATING
Information Patent Grant
Desktop color image forming apparatus and method of making the same
- Patent number 7,606,521
- Issue date Oct 20, 2009
- Ricoh Company, Ltd.
- Yuusuke Noguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus, and toner replenishing apparatus
- Patent number 7,457,561
- Issue date Nov 25, 2008
- Ricoh Company, Ltd.
- Masumi Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus, and toner replenishing apparatus
- Patent number 7,436,417
- Issue date Oct 14, 2008
- Ricoh Company, Ltd.
- Masumi Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing apparatus and an image formation apparatus
- Patent number 7,427,727
- Issue date Sep 23, 2008
- Ricoh Company, Ltd.
- Hiroshi Koide
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Desktop color image forming apparatus and method of making the same
- Patent number 7,406,283
- Issue date Jul 29, 2008
- Ricoh Company, Ltd.
- Yuusuke Noguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ink jet recording apparatus capable of performing a duplex print op...
- Patent number 7,344,326
- Issue date Mar 18, 2008
- Ricoh Company, Ltd.
- Motokazu Yasui
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Desktop color image forming apparatus and method of making the same
- Patent number 7,333,749
- Issue date Feb 19, 2008
- Ricoh Company, Ltd.
- Yuusuke Noguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Desktop color image forming apparatus and method of making the same
- Patent number 7,263,309
- Issue date Aug 28, 2007
- Ricoh Company, Ltd.
- Yuusuke Noguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus, and toner replenishing apparatus
- Patent number 7,212,764
- Issue date May 1, 2007
- Ricoh Company, Ltd.
- Masumi Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus preventing excessive increase in temperatur...
- Patent number 7,022,944
- Issue date Apr 4, 2006
- Ricoh Company, Ltd.
- Hiroshi Yoshinaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus, and toner replenishing apparatus
- Patent number 6,973,283
- Issue date Dec 6, 2005
- Ricoh Company, Ltd.
- Masumi Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Desktop color image forming apparatus and method of making the same
- Patent number 6,898,407
- Issue date May 24, 2005
- Ricoh Company, Ltd.
- Yuusuke Noguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Liquid application apparatus and image formation apparatus
- Patent number 6,892,044
- Issue date May 10, 2005
- Ricoh Company, Ltd.
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus preventing excessive increase in temperatur...
- Patent number 6,881,927
- Issue date Apr 19, 2005
- Ricoh Company, Ltd.
- Hiroshi Yoshinaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus
- Patent number 6,807,386
- Issue date Oct 19, 2004
- Ricoh Company, Limited
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatuses for color image formation, tandem color image formation...
- Patent number 6,801,749
- Issue date Oct 5, 2004
- Ricoh Company, Ltd.
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatuses for color image formation, tandem color image formation...
- Patent number 6,785,504
- Issue date Aug 31, 2004
- Ricoh Company, Ltd.
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device preventing rubbing of toner image
- Patent number 6,785,505
- Issue date Aug 31, 2004
- Ricoh Company, Ltd.
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device capable of preventing excessive increase in temperature
- Patent number 6,778,790
- Issue date Aug 17, 2004
- Ricoh Company, Ltd.
- Hiroshi Yoshinaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device and image forming apparatus including the same
- Patent number 6,778,804
- Issue date Aug 17, 2004
- Ricoh Company, Ltd.
- Hiroshi Yoshinaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatuses for color image formation, tandem color image formation...
- Patent number 6,766,137
- Issue date Jul 20, 2004
- Ricoh Company, Ltd.
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ink jet recording apparatus capable of performing a duplex print op...
- Patent number 6,719,469
- Issue date Apr 13, 2004
- Ricoh Company, Ltd.
- Motokazu Yasui
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Fixing device having temperature detecting member and image forming...
- Patent number 6,636,709
- Issue date Oct 21, 2003
- Ricoh Company, Ltd.
- Hideo Furukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Fixing device preventing rubbing of toner image
- Patent number 6,628,916
- Issue date Sep 30, 2003
- Ricoh Company, Ltd.
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Apparatuses for color image formation, tandem color image formation...
- Patent number 6,567,643
- Issue date May 20, 2003
- Ricoh Company, Ltd.
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Ink-jet printing system having an improved sheet transport mechanism
- Patent number 6,416,176
- Issue date Jul 9, 2002
- Ricoh Company, Ltd.
- Motokazu Yasui
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
FIXING APPARATUS AND AN IMAGE FORMATION APPARATUS
- Publication number 20080292347
- Publication date Nov 27, 2008
- Hiroshi KOIDE
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
COLOR IMAGE FORMING APPARATUS, AND TONER REPLENISHING APPARATUS
- Publication number 20080247795
- Publication date Oct 9, 2008
- Masumi Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DESKTOP COLOR IMAGE FORMING APPARATUS AND METHOD OF MAKING THE SAME
- Publication number 20080240799
- Publication date Oct 2, 2008
- Yuusuke Noguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device, and method and device for heating control used in th...
- Publication number 20080044196
- Publication date Feb 21, 2008
- Hiroshi Seo
- G05 - CONTROLLING REGULATING
Information Patent Application
DESKTOP COLOR IMAGE FORMING APPARATUS AND METHOD OF MAKING THE SAME
- Publication number 20070242976
- Publication date Oct 18, 2007
- Yuusuke Noguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
COLOR IMAGE FORMING APPARATUS, AND TONER REPLENISHING APPARATUS
- Publication number 20070177902
- Publication date Aug 2, 2007
- Masumi Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
DESKTOP COLOR IMAGE FORMING APPARATUS AND METHOD OF MAKING THE SAME
- Publication number 20070127946
- Publication date Jun 7, 2007
- Yuusuke Noguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image fixing apparatus and image forming apparatus capable of effec...
- Publication number 20070059011
- Publication date Mar 15, 2007
- Hiroshi Seo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FIXING APPARATUS AND AN IMAGE FORMATION APPARATUS
- Publication number 20070012676
- Publication date Jan 18, 2007
- Hiroshi KOIDE
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Color image forming apparatus, and toner replenishing apparatus
- Publication number 20060120775
- Publication date Jun 8, 2006
- Masumi Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Ink jet recording apparatus capable of performing a duplex print op...
- Publication number 20060087547
- Publication date Apr 27, 2006
- Motokazu Yasui
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Desktop color image forming apparatus and method of making the same
- Publication number 20050169653
- Publication date Aug 4, 2005
- Yuusuke Noguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus preventing excessive increase in temperatur...
- Publication number 20050095043
- Publication date May 5, 2005
- Hiroshi Yoshinaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Color image forming apparatus, and toner replenishing apparatus
- Publication number 20050019064
- Publication date Jan 27, 2005
- Masumi Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Ink jet recording apparatus capable of performing a duplex print op...
- Publication number 20040165926
- Publication date Aug 26, 2004
- Motokazu Yasui
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Desktop color image forming apparatus and method of making the same
- Publication number 20040126150
- Publication date Jul 1, 2004
- Yuusuke Noguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device and image forming apparatus
- Publication number 20040042825
- Publication date Mar 4, 2004
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device and image forming apparatus including the same
- Publication number 20030215271
- Publication date Nov 20, 2003
- Hiroshi Yoshinaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device preventing rubbing of toner image
- Publication number 20030206758
- Publication date Nov 6, 2003
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Apparatuses for color image formation, tandem color image formation...
- Publication number 20030180079
- Publication date Sep 25, 2003
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Apparatuses for color image formation, tandem color image formation...
- Publication number 20030175058
- Publication date Sep 18, 2003
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Apparatuses for color image formation, tandem color image formation...
- Publication number 20030175057
- Publication date Sep 18, 2003
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device capable of preventing excessive increase in temperature
- Publication number 20030016963
- Publication date Jan 23, 2003
- Hiroshi Yoshinaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Liquid application apparatus and image formation apparatus
- Publication number 20030007813
- Publication date Jan 9, 2003
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus preventing excessive increase in temperatur...
- Publication number 20030000933
- Publication date Jan 2, 2003
- Hiroshi Yoshinaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Ink jet recording apparatus capable of performing a duplex print op...
- Publication number 20020192000
- Publication date Dec 19, 2002
- Motokazu Yasui
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Fixing device preventing rubbing of toner image
- Publication number 20020067936
- Publication date Jun 6, 2002
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Apparatuses for color image formation, tandem color image formation...
- Publication number 20020041781
- Publication date Apr 11, 2002
- Motokazu Yasui
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Color image forming apparatus, and toner replenishing apparatus
- Publication number 20020024579
- Publication date Feb 28, 2002
- RICOH COMPANY, LIMITED
- Masumi Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Fixing device having temperature detecting member and image forming...
- Publication number 20020018663
- Publication date Feb 14, 2002
- Ricoh Company, Ltd.
- Hideo Furukawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Motokazu Yasui

Person

Patents Grantslast 30 patents

Color image forming apparatus, and toner replenishing apparatus

Image fixing apparatus and image forming apparatus capable of effec...

Ink jet recording apparatus capable of performing a duplex print op...

Fixing device, and method and device for heating control used in th...

Desktop color image forming apparatus and method of making the same

Color image forming apparatus, and toner replenishing apparatus

Color image forming apparatus, and toner replenishing apparatus

Fixing apparatus and an image formation apparatus

Desktop color image forming apparatus and method of making the same

Ink jet recording apparatus capable of performing a duplex print op...

Desktop color image forming apparatus and method of making the same

Desktop color image forming apparatus and method of making the same

Color image forming apparatus, and toner replenishing apparatus

Image forming apparatus preventing excessive increase in temperatur...

Color image forming apparatus, and toner replenishing apparatus

Desktop color image forming apparatus and method of making the same

Liquid application apparatus and image formation apparatus

Image forming apparatus preventing excessive increase in temperatur...

Fixing device and image forming apparatus

Apparatuses for color image formation, tandem color image formation...

Apparatuses for color image formation, tandem color image formation...

Fixing device preventing rubbing of toner image

Fixing device capable of preventing excessive increase in temperature

Fixing device and image forming apparatus including the same

Apparatuses for color image formation, tandem color image formation...

Ink jet recording apparatus capable of performing a duplex print op...

Fixing device having temperature detecting member and image forming...

Fixing device preventing rubbing of toner image

Apparatuses for color image formation, tandem color image formation...

Ink-jet printing system having an improved sheet transport mechanism

Patents Applicationslast 30 patents

FIXING APPARATUS AND AN IMAGE FORMATION APPARATUS

COLOR IMAGE FORMING APPARATUS, AND TONER REPLENISHING APPARATUS

DESKTOP COLOR IMAGE FORMING APPARATUS AND METHOD OF MAKING THE SAME

Fixing device, and method and device for heating control used in th...

DESKTOP COLOR IMAGE FORMING APPARATUS AND METHOD OF MAKING THE SAME

COLOR IMAGE FORMING APPARATUS, AND TONER REPLENISHING APPARATUS

DESKTOP COLOR IMAGE FORMING APPARATUS AND METHOD OF MAKING THE SAME

Image fixing apparatus and image forming apparatus capable of effec...

FIXING APPARATUS AND AN IMAGE FORMATION APPARATUS

Color image forming apparatus, and toner replenishing apparatus

Ink jet recording apparatus capable of performing a duplex print op...

Desktop color image forming apparatus and method of making the same

Image forming apparatus preventing excessive increase in temperatur...

Color image forming apparatus, and toner replenishing apparatus

Ink jet recording apparatus capable of performing a duplex print op...

Desktop color image forming apparatus and method of making the same

Fixing device and image forming apparatus

Fixing device and image forming apparatus including the same

Fixing device preventing rubbing of toner image

Apparatuses for color image formation, tandem color image formation...

Apparatuses for color image formation, tandem color image formation...

Apparatuses for color image formation, tandem color image formation...

Fixing device capable of preventing excessive increase in temperature

Liquid application apparatus and image formation apparatus

Image forming apparatus preventing excessive increase in temperatur...

Ink jet recording apparatus capable of performing a duplex print op...

Fixing device preventing rubbing of toner image

Apparatuses for color image formation, tandem color image formation...

Color image forming apparatus, and toner replenishing apparatus

Fixing device having temperature detecting member and image forming...