Hisao Katoh

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Information regenerating apparatus and information regenerating method
- Patent number 6,580,770
- Issue date Jun 17, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Yoshifumi Imanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data phase locked loop circuit
- Patent number 6,252,465
- Issue date Jun 26, 2001
- Mitsubishi Denki Kabushiki Kaisha
- Hisao Katoh
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Optical disc device
- Patent number 6,088,311
- Issue date Jul 11, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Hisao Katoh
- G11 - INFORMATION STORAGE
Information Patent Grant
Voltage controlled ring oscillator and charge pump circuit
- Patent number 6,054,904
- Issue date Apr 25, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Hisao Katoh
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Information regenerating apparatus and information regenerating method
- Publication number 20020027963
- Publication date Mar 7, 2002
- Yoshifumi Imanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE