Yukihito Ishihara

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Converter, offset adjustor, and portable communication terminal unit
- Patent number 5,515,047
- Issue date May 7, 1996
- Hitachi, Ltd.
- Kazuo Yamakido
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Phase demodulator receiving inputs from phase detector and binary p...
- Patent number 5,406,218
- Issue date Apr 11, 1995
- Hitachi, Ltd.
- Yukihito Ishihara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Analog/digital converter of the over-sampling type with feedback co...
- Patent number 5,347,279
- Issue date Sep 13, 1994
- Hitachi, Ltd.
- Yukihito Ishihara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Running-average/decimation filter for an oversampling A/D converter
- Patent number 5,331,583
- Issue date Jul 19, 1994
- Hitachi, Ltd.
- Hirotaka Hara
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Modulator-demodulator apparatus and system
- Patent number 5,259,000
- Issue date Nov 2, 1993
- Hitachi, Ltd.
- Yasuyuki Kojima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Synchronizing system
- Patent number 5,200,976
- Issue date Apr 6, 1993
- Hitachi Ltd.
- Yukihito Ishihara
- H04 - ELECTRIC COMMUNICATION TECHNIQUE