Masahiro Nakayama

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Mobara-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electron tubes
- Patent number 7,518,301
- Issue date Apr 14, 2009
- Futaba Corporation
- Yukihiko Shimizu
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Electron tubes
- Publication number 20050156498
- Publication date Jul 21, 2005
- Yukihiko Shimizu
- H01 - BASIC ELECTRIC ELEMENTS