Hidemi Yoshida

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Odawara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Phosphor and electron excited fluorescent display device using the...
- Patent number 4,874,985
- Issue date Oct 17, 1989
- Kasei Optonix Limited
- Takashi Hase
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Monochrome display cathode ray tube with long after glow phosphors
- Patent number 4,631,445
- Issue date Dec 23, 1986
- Kasei Optonix, Ltd.
- Takashi Hase
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...