Hiroya Sasahara

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Heterocyclic compound and antitumor agent containing the same as ef...
- Patent number 7,307,077
- Issue date Dec 11, 2007
- Zenyaku Kogyo Kabushiki Kaisha
- Seiichiro Kawashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heterocyclic compounds and antitumor drugs containing the same as t...
- Patent number 7,153,853
- Issue date Dec 26, 2006
- Zenyaku Kogyo Kabushiki Kaisha
- Seiichiro Kawashima
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Heterocyclic compound and antitumor agent containing the same as ac...
- Patent number 7,071,189
- Issue date Jul 4, 2006
- Zenyaku Kogyo Kabushiki Kaisha
- Seiichiro Kawashima
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Quinoline sulfide derivatives
- Patent number 6,057,447
- Issue date May 2, 2000
- Zenyaku Kogyo Kabushiki Kaisha
- Seiichiro Kawashima
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Heterocyclic compound and antitumor agent containing the same as ef...
- Publication number 20060247232
- Publication date Nov 2, 2006
- ZENYAKU KOGYO KABUSHIKI KAISHA
- Seiichiro Kawashima
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Heterocyclic compounds and antitumor drugs containing the same as t...
- Publication number 20060009440
- Publication date Jan 12, 2006
- Seiichiro Kawashima
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Heterocyclic compound and antitumor agent containing the same as ac...
- Publication number 20040116421
- Publication date Jun 17, 2004
- Seiichiro Kawashima
- C07 - ORGANIC CHEMISTRY