Toshiaki Okamoto

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Hakodate-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lead frame and semiconductor device using the lead frame and method...
- Patent number 6,909,179
- Issue date Jun 21, 2005
- Renesas Technology Corp.
- Shigeki Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lead frame and semiconductor device using the lead frame and method...
- Patent number 6,265,762
- Issue date Jul 24, 2001
- Hitachi, Ltd.
- Shigeki Tanaka
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Lead frame and semiconductor device using the lead frame and method...
- Publication number 20010050419
- Publication date Dec 13, 2001
- Shigeki Tanaka
- H01 - BASIC ELECTRIC ELEMENTS