Masatake Yoshikawa

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Hiratsuka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for recovering highly pure rare earth oxides from a waste r...
- Patent number 4,650,652
- Issue date Mar 17, 1987
- Kasei Optonix, Ltd.
- Masaru Naitou
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Chlorosilicate phosphor
- Patent number 4,128,498
- Issue date Dec 5, 1978
- Dai Nippon Toryo Co., Ltd.
- Takashi Hase
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...