Koichi Otaka

Follow

Person

Shizuoka-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus which recovers toner by developing device
- Patent number 7,031,629
- Issue date Apr 18, 2006
- Canon Kabushiki Kaisha
- Takeshi Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus
- Patent number 6,915,088
- Issue date Jul 5, 2005
- Canon Kabushiki Kaisha
- Ken Nakagawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Imaging apparatus with image fixing throughput control based on she...
- Patent number 6,801,729
- Issue date Oct 5, 2004
- Canon Kabushiki Kaisha
- Atsushi Wada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus having transferring roller of small diameter
- Patent number 6,526,251
- Issue date Feb 25, 2003
- Canon Kabushiki Kaisha
- Yasumasa Otsuka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus and light quantity control device having a...
- Patent number 5,561,285
- Issue date Oct 1, 1996
- Canon Kabushiki Kaisha
- Shirou Sakata
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Image forming appartaus which recovers toner by developing device
- Publication number 20040005160
- Publication date Jan 8, 2004
- Canon Kabushiki Kaisha
- Takeshi Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Image forming apparatus
- Publication number 20030228166
- Publication date Dec 11, 2003
- Canon Kabushiki Kaisha
- Ken Nakagawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Imaging apparatus with throughput control and method of operation t...
- Publication number 20030016958
- Publication date Jan 23, 2003
- Canon Kabushiki Kaisha
- Atsushi Wada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY