Yuji Okamoto

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Tsuyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Manufacturing method for panel switch using movable contact unit an...
- Patent number 6,604,278
- Issue date Aug 12, 2003
- Matsushita Electric Industrial Co., Ltd.
- Naoki Sera
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Movable contact unit for panel switch and panel switch using the same
- Patent number 5,986,228
- Issue date Nov 16, 1999
- Matsushita Electric Industrial Co., Ltd.
- Yuji Okamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Panel switch movable contact body and panel switch using the movabl...
- Patent number 5,924,555
- Issue date Jul 20, 1999
- Matsushita Electric Industrial Co., Ltd.
- Akira Sadamori
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Movable contact unit and manufacturing method thereof and panel swi...
- Publication number 20020112948
- Publication date Aug 22, 2002
- Naoki Sera
- H01 - BASIC ELECTRIC ELEMENTS