Mamoru Iizuka

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device having switching elements around a central con...
- Patent number 6,441,484
- Issue date Aug 27, 2002
- Hitachi, Ltd.
- Kenji Koyama
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor device and a method of manufacturing the same
- Publication number 20010048148
- Publication date Dec 6, 2001
- Kenji Koyama
- H01 - BASIC ELECTRIC ELEMENTS