Yoshiaki Kammoto

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Device for reading a color image from an original document with rec...
- Patent number 4,841,358
- Issue date Jun 20, 1989
- Ricoh Company, Ltd.
- Yoshiaki Kammoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus for reading the image information of a colored original
- Patent number 4,647,961
- Issue date Mar 3, 1987
- Ricoh Company Ltd.
- Yoshiaki Kammoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video signal regulating apparatus
- Patent number 4,516,174
- Issue date May 7, 1985
- Ricoh Company, Ltd.
- Yoshiaki Kammoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE