Naoki Masui

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Kounan-city, JP

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Patents Grantslast 30 patents

Information Patent Grant
Luminous containers and those for high pressure discharge lamps
- Patent number 7,521,870
- Issue date Apr 21, 2009
- NGK Insulators, Ltd.
- Keiichiro Watanabe
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Luminous containers and those for high pressure discharge lamps
- Publication number 20060022596
- Publication date Feb 2, 2006
- NGK Insulators, Ltd.
- Keiichiro Watanabe
- H01 - BASIC ELECTRIC ELEMENTS