Kunio Imamura

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for the synthesis of mixed metal oxide powders
- Patent number 5,788,950
- Issue date Aug 4, 1998
- Showa Denko K.K.
- Kunio Imamura
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method for the synthesis of mixed metal oxide powders
- Patent number 5,744,118
- Issue date Apr 28, 1998
- Showa Denko K.K.
- Kunio Imamura
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Fluoran derivatives and recording material containing the same
- Patent number 4,833,256
- Issue date May 23, 1989
- Showa Denko Kabushiki Kaisha
- Teijiro Kitao
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Agent for forming surface-protecting layer on coated paper
- Patent number 4,581,394
- Issue date Apr 8, 1986
- Showa Denko Kabushiki Kaisha
- Eiichi Yoshida
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Binder composition for paper-coating materials
- Patent number 4,431,769
- Issue date Feb 14, 1984
- Showa Denko Kabushiki Kaisha
- Eiichi Yoshida
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE