Ryuichi Kitayama

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Sagamihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for chemically modifying a metal complex
- Patent number 5,177,232
- Issue date Jan 5, 1993
- Tosoh Corporation
- Mitsunobu Sato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for chemically modifying an anionic metal complex
- Patent number 5,061,816
- Issue date Oct 29, 1991
- Tosoh Corporation
- Mitsunobu Sato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Packing material for liquid chromatography
- Patent number 4,830,921
- Issue date May 16, 1989
- Tosoh Corporation
- Ryuichi Kitayama
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL