Keizo Fukunaga

Person

Ikoma-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus
- Patent number 6,721,521
- Issue date Apr 13, 2004
- Sharp Kabushiki Kaisha
- Hiroshi Kataoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Tandem type color image forming device
- Patent number 6,389,260
- Issue date May 14, 2002
- Sharp Kabushiki Kaisha
- Hiroshi Kataoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus equipped with register rollers for curling...
- Patent number 5,812,923
- Issue date Sep 22, 1998
- Sharp Kabushiki Kaisha
- Kouichi Yamauchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having easily replaceable components
- Patent number 5,742,319
- Issue date Apr 21, 1998
- Sharp Kabushiki Kaisha
- Keizo Fukunaga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Transfer device for an image forming apparatus
- Patent number 5,623,329
- Issue date Apr 22, 1997
- Sharp Kabushiki Kaisha
- Kouichi Yamauchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Charger for performing a corona discharge
- Patent number 5,412,213
- Issue date May 2, 1995
- Sharp Kabushiki Kaisha
- Eiichi Kido
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Corona charger for image forming apparatus providing uniform surfac...
- Patent number 5,367,366
- Issue date Nov 22, 1994
- Sharp Kabushiki Kaisha
- Eiichi Kido
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with process-cartridges
- Patent number 5,017,962
- Issue date May 21, 1991
- Sharp Kabushiki Kaisha
- Masaru Tsuji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Copying device utilizing a parallel lens array
- Patent number 4,771,316
- Issue date Sep 13, 1988
- Sharp Kabushiki Kaisha
- Masaru Nishijima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photoreceptor cartridge unit
- Patent number 4,757,342
- Issue date Jul 12, 1988
- Sharp Kabushiki Kaisha
- Mitsuru Ogura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Image forming apparatus
- Publication number 20010019418
- Publication date Sep 6, 2001
- Hiroshi Kataoka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Keizo Fukunaga

Person

Patents Grantslast 30 patents

Image forming apparatus

Tandem type color image forming device

Image forming apparatus equipped with register rollers for curling...

Image forming apparatus having easily replaceable components

Transfer device for an image forming apparatus

Charger for performing a corona discharge

Corona charger for image forming apparatus providing uniform surfac...

Image forming apparatus with process-cartridges

Copying device utilizing a parallel lens array

Photoreceptor cartridge unit

Patents Applicationslast 30 patents

Image forming apparatus