Keiji Kato

Person

Nara-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
State detection mechanism
- Patent number 7,418,214
- Issue date Aug 26, 2008
- Sharp Kabushiki Kaisha
- Wataru Yoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with arrangement for controlling assembly o...
- Patent number 7,020,416
- Issue date Mar 28, 2006
- Sharp Kabushiki Kaisha
- Keiji Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming device and toner device
- Patent number 6,853,821
- Issue date Feb 8, 2005
- Sharp Kabushiki Kaisha
- Yasuyuki Ishiguro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus having stirring shafts with elliptic stirring...
- Patent number 6,360,066
- Issue date Mar 19, 2002
- Sharp Kabushiki Kaisha
- Hiroshi Kawahito
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner hopper having stirring and feeding rollers
- Patent number 5,243,389
- Issue date Sep 7, 1993
- Sharp Kabushiki Kaisha
- Naoyuki Yamane
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of packing a developer cartridge
- Patent number 5,239,805
- Issue date Aug 31, 1993
- Sharp Kabushiki Kaisha
- Katsuzo Uchida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer cartridge
- Patent number 5,235,130
- Issue date Aug 10, 1993
- Sharp Kabushiki Kaisha
- Miki Demoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing apparatus having a detachable developer cartridge
- Patent number 5,175,587
- Issue date Dec 29, 1992
- Sharp Kabushiki Kaisha
- Keiji Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device for copier
- Patent number 4,937,625
- Issue date Jun 26, 1990
- Sharp Kabushiki Kaisha
- Keiji Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
State detection mechanism
- Publication number 20070140709
- Publication date Jun 21, 2007
- Sharp Kabushiki Kaisha
- Wataru Yoshida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20040062566
- Publication date Apr 1, 2004
- Keiji Kato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Toner cartridge and image forming device comprising the same
- Publication number 20030219284
- Publication date Nov 27, 2003
- Yasuyuki Ishiguro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Person

Patents Grantslast 30 patents

State detection mechanism

Image forming apparatus with arrangement for controlling assembly o...

Image forming device and toner device

Developing apparatus having stirring shafts with elliptic stirring...

Toner hopper having stirring and feeding rollers

Method of packing a developer cartridge

Developer cartridge

Developing apparatus having a detachable developer cartridge

Developing device for copier

Patents Applicationslast 30 patents

State detection mechanism

Image forming apparatus

Toner cartridge and image forming device comprising the same