Kouzi Hayasi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device including bipolar junction transistor, and pro...
- Patent number 6,897,547
- Issue date May 24, 2005
- NEC Compound Semiconductor Devices, Ltd.
- Kouzi Hayasi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lead-less semiconductor device with improved electrode pattern stru...
- Patent number 6,706,967
- Issue date Mar 16, 2004
- NEC Compound Semiconductor Devices, Ltd.
- Kouzi Hayasi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Twin transistor device with improved collector-base isolation
- Patent number 6,329,707
- Issue date Dec 11, 2001
- NEC Corporation
- Kouzi Hayasi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor device including bipolar junction transistor, and pro...
- Publication number 20040061133
- Publication date Apr 1, 2004
- NEC COMPOUND SEMICONDUCTOR DEVICES, LTD.
- Kouzi Hayasi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Lead-less semiconductor device with improved electrode pattern stru...
- Publication number 20030201113
- Publication date Oct 30, 2003
- NEC COMPOUND SEMICONDUCTOR DEVICES, LTD.
- Kouzi Hayasi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Lead-less semiconductor device with improved electrode pattern stru...
- Publication number 20010032739
- Publication date Oct 25, 2001
- NEC Corporation
- Kouzi Hayasi
- H01 - BASIC ELECTRIC ELEMENTS