Shoshiro Matsushita

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Yokkaichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Dithiocarbonate composition
- Patent number 6,372,871
- Issue date Apr 16, 2002
- Kyowa Yuka Co., Ltd.
- Shinichiro Jimbo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing 3,4-dihydroxy-3-cyclobutene-1,2-dione
- Patent number 6,331,653
- Issue date Dec 18, 2001
- Kyowa Yuka Co., Ltd.
- Shoshiro Matsushita
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compositions containing dithiocarbonate compound
- Patent number 6,160,044
- Issue date Dec 12, 2000
- Kyowa Yuka Co., Ltd.
- Shinichiro Jimbo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Eyeglass lens and molded material of synthetic resin having transmi...
- Patent number 5,922,246
- Issue date Jul 13, 1999
- Kyowa Hakko Kogyo Co., Ltd.
- Shoshiro Matsushita
- G02 - OPTICS
Information Patent Grant
Method for producing 3,4-dihydroxy-3-cyclobutene-1,2-dione
- Patent number 5,808,166
- Issue date Sep 15, 1998
- Kyowa Yuka Co., Ltd.
- Ikuo Shimizu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photopolymerizable composition containing squarylium compound
- Patent number 5,681,685
- Issue date Oct 28, 1997
- Kyowa Hakko Kogyo Co., Ltd.
- Tsuguo Yamaoka
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR THE DIMERIZATION OF LOWER OLEFINS
- Publication number 20010051758
- Publication date Dec 13, 2001
- YUKITOSHI FUKUDA
- C07 - ORGANIC CHEMISTRY