Yoshiaki Motozato

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Hotakubohonmachi, Kumamoto-shi, Kumamoto-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Spherical grains of polyamino acid and production method thereof
- Patent number 4,948,816
- Issue date Aug 14, 1990
- Hirayama; Chuichi
- Chuichi Hirayama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Spherical grains of polyamino acid and production method thereof
- Patent number 4,840,975
- Issue date Jun 20, 1989
- Hirayama; Chuichi
- Chuichi Hirayama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for preparing porous cellulose spherical particles
- Patent number 4,312,980
- Issue date Jan 26, 1982
- Chisso Corporation
- Yoshiaki Motozato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...