Kouji Koizumi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing a semiconductor device having two semiconductor...
- Patent number 6,551,858
- Issue date Apr 22, 2003
- Hitachi, Ltd.
- Youichi Kawata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device with two stacked chips in one resin body and m...
- Patent number 6,479,322
- Issue date Nov 12, 2002
- Hitachi, Ltd.
- Youichi Kawata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device with two stacked chips in one resin body and m...
- Patent number 6,410,365
- Issue date Jun 25, 2002
- Hitachi, Ltd.
- Youichi Kawata
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor device, and a method of producing semiconductor device
- Publication number 20030153134
- Publication date Aug 14, 2003
- Youichi Kawata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device, and a method of producing semiconductor device
- Publication number 20020119598
- Publication date Aug 29, 2002
- Youichi Kawata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device, and a method of producing semiconductor device
- Publication number 20020064903
- Publication date May 30, 2002
- Youichi Kawata
- H01 - BASIC ELECTRIC ELEMENTS