Shigeharu Sumi

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Gifu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Tuning demodulator for digitally modulated RF signals
- Patent number 6,668,025
- Issue date Dec 23, 2003
- Matsushita Electric Industrial Co., Ltd.
- Shigeharu Sumi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-frequency device
- Patent number 6,072,992
- Issue date Jun 6, 2000
- Matsushita Electric Industrial Co., Ltd.
- Akira Mishima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Tuner for PSK or PAM data applications
- Patent number 6,052,571
- Issue date Apr 18, 2000
- Matsushita Electric Industrial Co., Ltd.
- Akira Mishima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Phase-locked oscillator with phase lock detection circuit
- Patent number 5,099,213
- Issue date Mar 24, 1992
- Matsushita Electric Industrial Co., Ltd.
- Kunio Yamakawa
- H03 - BASIC ELECTRONIC CIRCUITRY