Kouichirou Niwa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Area array type semiconductor device
- Patent number 6,433,441
- Issue date Aug 13, 2002
- NEC Corporation
- Kouichirou Niwa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 5,998,241
- Issue date Dec 7, 1999
- NEC Corporation
- Kouichirou Niwa
- H01 - BASIC ELECTRIC ELEMENTS