Yoshiaki Takahashi

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Gunma, JP

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Patents Grantslast 30 patents

Information Patent Grant
Differential amplifier
- Patent number 7,868,695
- Issue date Jan 11, 2011
- Ricoh Co., Ltd.
- Kazuhisa Ishiguro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Spread spectrum signal receiving apparatus
- Patent number 5,940,428
- Issue date Aug 17, 1999
- Sanyo Electric Co., Ltd.
- Kazuhisa Ishiguro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Spread spectrum signal receiver
- Patent number 5,903,593
- Issue date May 11, 1999
- Sanyo Electric Co., Ltd.
- Kazuhisa Ishiguro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Differential amplification circuit wherein a DC level at an output...
- Patent number 5,424,683
- Issue date Jun 13, 1995
- Sanyo Electric Co., Ltd.
- Yoshiaki Takahashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Double phase locked loop circuit
- Patent number 5,329,250
- Issue date Jul 12, 1994
- Sanyo Electric Co., Ltd.
- Hideo Imaizumi
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
DIFFERENTIAL AMPLIFIER
- Publication number 20100001797
- Publication date Jan 7, 2010
- Niigata Seimitsu Co., Ltd.
- Kazuhisa Ishiguro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
TUNING CIRCUIT AND RADIO RECEIVER USING THE SAME
- Publication number 20090124225
- Publication date May 14, 2009
- Kazuhisa Ishiguro
- H03 - BASIC ELECTRONIC CIRCUITRY