Masahisa Oka

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method formation of a carbon-carbon bond
- Patent number 6,013,826
- Issue date Jan 11, 2000
- Waco Pure Chemical Industries
- Yasuyuki Kita
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Matrix for sustained-release preparation
- Patent number 5,665,394
- Issue date Sep 9, 1997
- Takeda Chemical Industries, Ltd.
- Yasutaka Igari
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Matrix for sustained-release preparation
- Patent number 5,594,091
- Issue date Jan 14, 1997
- Takeda Chemical Industries, Ltd.
- Yasutaka Igari
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE