Koichi Santo

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multi-way operation switch, input device and input unit
- Patent number 7,310,084
- Issue date Dec 18, 2007
- Matsushita Electric Industrial Co., Ltd.
- Hitokazu Shitanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lighted switch unit
- Patent number 7,129,432
- Issue date Oct 31, 2006
- Matsushita Electric Industrial Co., Ltd.
- Takeshi Fujii
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Luminous EL sheet having a domed diaphragm and a switch employing t...
- Patent number 6,670,750
- Issue date Dec 30, 2003
- Matsushita Electric Industrial Co., Ltd.
- Tetsuro Hanahara
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Multi-way operation switch, input device and input unit
- Publication number 20050284737
- Publication date Dec 29, 2005
- Hitokazu Shitanaka
- G05 - CONTROLLING REGULATING
Information Patent Application
Lighted switch unit
- Publication number 20050189205
- Publication date Sep 1, 2005
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Takeshi Fujii
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
El sheet and switch comprising the same
- Publication number 20030006701
- Publication date Jan 9, 2003
- Tetsuro Hanahara
- H01 - BASIC ELECTRIC ELEMENTS