Keizi Ichinomiya

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Patents Grantslast 30 patents

Information Patent Grant
Fluorescent lamp having ultraviolet reflecting layer
- Patent number 5,008,789
- Issue date Apr 16, 1991
- Nichia Kagaku Kogyo K.K.
- Kiyotaka Arai
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Light-emitting composition and fluorescent lamp
- Patent number 4,890,033
- Issue date Dec 26, 1989
- Nichia Kagaku Kogyo K.K.
- Keizi Ichinomiya
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...