Kiyotaka Arai

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Naka-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Red light emitting long afterglow photoluminescence phosphor and af...
- Patent number 6,617,781
- Issue date Sep 9, 2003
- Nichia Corporation
- Yoshinori Murazaki
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Red light emitting long afterglow photoluminescence phosphor and af...
- Publication number 20010043042
- Publication date Nov 22, 2001
- Yoshinori Murazaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...