Masaya Higashi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Heterocyclic compounds and cerebral function improvers containing t...
- Patent number 7,767,824
- Issue date Aug 3, 2010
- Zenyaku Kogyo Kabushiki Kaisha
- Seiichiro Kawashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heterocyclic compounds and cerebral function improvers containing t...
- Patent number 7,141,579
- Issue date Nov 28, 2006
- Zenyaku Kogyo Kabushiki Kaisha
- Seiichiro Kawashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Azaindolizinone derivatives and cerebral function improvers contain...
- Patent number 6,635,652
- Issue date Oct 21, 2003
- Zenyaku Kogyo Kabushiki Kaisha
- Seiichiro Kawashima
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Heterocyclic compounds and cerebral function improvers containing t...
- Publication number 20060205742
- Publication date Sep 14, 2006
- ZENYAKU KOGYO KABUSHIKI KAISHA
- Seiichiro Kawashima
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Heterocyclic compounds and cerebral function improvers containing t...
- Publication number 20040048879
- Publication date Mar 11, 2004
- Seiichiro Kawashima
- C07 - ORGANIC CHEMISTRY