Masaichi Hasegawa

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Hino, JP

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Patents Grantslast 30 patents

Information Patent Grant
Naphthalene derivative
- Patent number 5,945,450
- Issue date Aug 31, 1999
- Teijin Limited
- Kazuya Takenouchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Benzene derivatives
- Patent number 5,808,144
- Issue date Sep 15, 1998
- Teijin Limited
- Masaichi Hasegawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyrrolo[2,3-d]pyrimidine derivatives, process for producing the sam...
- Patent number 5,661,148
- Issue date Aug 26, 1997
- Teijin Limited
- Yasuji Sakuma
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-arylthiazole derivatives and pharmaceutical composition thereof
- Patent number 5,614,520
- Issue date Mar 25, 1997
- Teijin Limited
- Shiro Kondo
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Fused pyrimidine derivative, process for preparation of same and ph...
- Patent number 5,378,700
- Issue date Jan 3, 1995
- Teijin Limited
- Yasuji Sakuma
- C07 - ORGANIC CHEMISTRY