Katsumi Osaki

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Takasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor integrated circuit
- Patent number 6,677,788
- Issue date Jan 13, 2004
- Hitachi, Ltd.
- Hirokazu Miyagawa
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Voltage-controlled filter circuit, a semiconductor integrated circu...
- Patent number 5,614,860
- Issue date Mar 25, 1997
- Hitachi, Ltd.
- Katsumi Osaki
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor Integrated circuit
- Publication number 20030076139
- Publication date Apr 24, 2003
- Hitachi, Ltd.
- Hirokazu Miyagawa
- H03 - BASIC ELECTRONIC CIRCUITRY