Keiko Tonai

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus utilizing a two-component developing appara...
- Patent number 6,212,340
- Issue date Apr 3, 2001
- Fujitsu Limited
- Katsumi Sugimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developing device for electrostatic latent image
- Patent number 5,987,280
- Issue date Nov 16, 1999
- Fujitsu Limited
- Kunihiko Sato
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner recovery device
- Patent number 5,933,690
- Issue date Aug 3, 1999
- Fujitsu Limited
- Katsumi Sugimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrostatic recording apparatus utilizing superimposition of colo...
- Patent number 5,754,919
- Issue date May 19, 1998
- Fujitsu Limited
- Katsumi Sugimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Hot roller for thermal fixation device having elastomeric and anti-...
- Patent number 5,640,662
- Issue date Jun 17, 1997
- Fujitsu Limited
- Katsumi Sugimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Multicolor electrostatic recording apparatus and electrostatic late...
- Patent number 5,617,192
- Issue date Apr 1, 1997
- Fujitsu Limited
- Yoshihiro Tonomoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Heat roller fixing apparatus with rotating lamps
- Patent number 5,517,293
- Issue date May 14, 1996
- Fujitsu Limited
- Keiko Tonai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus having toner image forming device
- Patent number 5,508,797
- Issue date Apr 16, 1996
- Fujitsu Limited
- Keiko Tonai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Keiko Tonai

Person

Patents Grantslast 30 patents

Image forming apparatus utilizing a two-component developing appara...

Developing device for electrostatic latent image

Toner recovery device

Electrostatic recording apparatus utilizing superimposition of colo...

Hot roller for thermal fixation device having elastomeric and anti-...

Multicolor electrostatic recording apparatus and electrostatic late...

Heat roller fixing apparatus with rotating lamps

Color image forming apparatus having toner image forming device