Seiji Ohkura

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device and a process for forming a protective insulat...
- Patent number 6,319,849
- Issue date Nov 20, 2001
- Mitsubishi Denki Kabushiki Kaisha
- Kouji Oda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device including a two-layer protective insulating layer
- Patent number 5,880,518
- Issue date Mar 9, 1999
- Mitsubishi Denki Kabushiki Kaisha
- Kouji Oda
- H01 - BASIC ELECTRIC ELEMENTS