Katuya Yamaguti

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Tsukuba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Zirconium compound and electrophotographic toner employing it
- Patent number 6,552,211
- Issue date Apr 22, 2003
- Hodogaya Chemical Co., Ltd.
- Masataka Sawano
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Zirconium compound and electrophotographic toner employing it
- Patent number 6,410,198
- Issue date Jun 25, 2002
- Hodogaya Chemical Co., Ltd.
- Masataka Sawano
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Zirconium compound and electrophotographic toner employing it
- Publication number 20010010887
- Publication date Aug 2, 2001
- HODOGAYA CHEMICAL CO., LTD.
- Masatake Sawano
- C07 - ORGANIC CHEMISTRY