Masafumi Kawanaka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing a heterostructure transistor having a germ...
- Patent number 5,047,365
- Issue date Sep 10, 1991
- NEC Corporation
- Masafumi Kawanaka
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20110006388
- Publication date Jan 13, 2011
- Masafumi Kawanaka
- H01 - BASIC ELECTRIC ELEMENTS