Osamu Tagaya

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Gifu, JP

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Patents Grantslast 30 patents

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3,7,11,15-tetramethyl-2,4,6,10,14-hexadecapentaenoic acid compositi...
- Patent number 4,988,732
- Issue date Jan 29, 1991
- Eisai Co., Ltd.
- Isao Yamatsu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of treating skin diseases
- Patent number 4,954,525
- Issue date Sep 4, 1990
- Eisai Co., Ltd.
- Isao Yamatsu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
3,7,11,15-Tetramethyl-2,4,6,10,14,-hexadecapentaendic acid
- Patent number 4,917,829
- Issue date Apr 17, 1990
- Eisai Co., Ltd.
- Isao Yamatsu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of treating cancerous and precancerous conditions
- Patent number 4,835,183
- Issue date May 30, 1989
- Eisai Co., Ltd.
- Isao Yamatsu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Conjugated polyprenylcarboxylic acids and their derivatives
- Patent number 4,655,973
- Issue date Apr 7, 1987
- Eisai Co., Ltd.
- Isao Yamatsu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Polyprenyl compounds
- Patent number 4,482,734
- Issue date Nov 13, 1984
- Eisai Co., Ltd.
- Isao Yamatsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of treating keratotic skin disease
- Patent number 4,346,109
- Issue date Aug 24, 1982
- Eisai Co., Ltd.
- Isao Yamatsu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE