Kenji Matsumoto

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Patents Applicationslast 30 patents

Information Patent Application
Method for Manufacturing an Electric Bulb
- Publication number 20090253334
- Publication date Oct 8, 2009
- Harison Toshiba Lighting Corporation
- Kenji Matsumoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Electric bulb and a method for manufacturing thereof
- Publication number 20050194879
- Publication date Sep 8, 2005
- Harison Toshiba Lighting Corporation
- Kenji Matsumoto
- H01 - BASIC ELECTRIC ELEMENTS