Hidefumi Oosawa

Follow

Person

Kawaguchi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image processing with fixed or variable threshold
- Patent number 5,488,673
- Issue date Jan 30, 1996
- Canon Kabushiki Kaisha
- Akihiro Katayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image processing apparatus and method with dual mode encoding
- Patent number 5,412,486
- Issue date May 2, 1995
- Canon Kabushiki Kaisha
- Yuuichi Bannai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Encoding the original image data and progessively encoding the imag...
- Patent number 5,267,052
- Issue date Nov 30, 1993
- Canon Kabushiki Kaisha
- Yuuichi Bannai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image processing apparatus with fixed or variable threshold
- Patent number 5,086,484
- Issue date Feb 4, 1992
- Canon Kabushiki Kaisha
- Akihiro Katayama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE