Tadakazu Kawamura

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Incandescence lamp with a reinforcement rib
- Patent number 8,264,133
- Issue date Sep 11, 2012
- Ushio Denki Kabushiki Kaisha
- Koichi Takegoshi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Incandescence lamp
- Publication number 20110241516
- Publication date Oct 6, 2011
- Ushio Denki Kabushiki Kaisha
- Koichi Takegoshi
- H01 - BASIC ELECTRIC ELEMENTS