Yuuko Komai

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Shizuoka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electrophotographic photoconductor, process for forming an image, i...
- Patent number 7,175,958
- Issue date Feb 13, 2007
- Ricoh Company, Ltd.
- Masayuki Shoshi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Electrophotographic photoconductor, process for forming an image, i...
- Patent number 6,849,367
- Issue date Feb 1, 2005
- Ricoh Company, Ltd.
- Masayuki Shoshi
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Electrophotographic photoconductor, process for forming an image, i...
- Publication number 20050112487
- Publication date May 26, 2005
- Masayuki Shoshi
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Electrophotographic photoconductor, process for forming an image, i...
- Publication number 20030190540
- Publication date Oct 9, 2003
- Masayuki Shoshi
- C07 - ORGANIC CHEMISTRY