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Ikuo Koyama
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Tokyo, JP
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last 30 patents
Information
Patent Grant
Taste masking pharmaceutical composition
Patent number
5,707,646
Issue date
Jan 13, 1998
Taisho Pharmaceutical Co., Ltd.
Toshio Yajima
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Stable liposome aqueous suspension
Patent number
5,565,213
Issue date
Oct 15, 1996
Taisho Pharmaceutical Co., Ltd.
Katsu Nakamori
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Process for producing flavored pharmaceutical preparation for oral...
Patent number
5,227,171
Issue date
Jul 13, 1993
Taisho Pharmaceutical Co., Ltd.
Ikuo Koyama
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method of producing fine coated pharmaceutical preparation
Patent number
5,017,383
Issue date
May 21, 1991
Taisho Pharmaceutical Co., Ltd.
Yasuo Ozawa
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Orally administrable pharmaceutical preparation of improved flavori...
Patent number
4,892,740
Issue date
Jan 9, 1990
Taisho Pharmaceutical Co., Ltd.
Yasuji Takasima
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method of preparing sustained-release pharmaceutical/preparation
Patent number
4,853,249
Issue date
Aug 1, 1989
Taisho Pharmaceutical Co., Ltd.
Yasuji Takashima
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE