Yasufumi Yunde

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic recording/reproducing apparatus utilizing phase comparator
- Patent number 4,825,299
- Issue date Apr 25, 1989
- Hitachi, Ltd.
- Yoshinori Okada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus for recording and reproducing video signal and digital si...
- Patent number 4,758,903
- Issue date Jul 19, 1988
- Hitachi, Ltd.
- Takaharu Noguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Vertical contour emphasis de-emphasis circuit
- Patent number 4,647,960
- Issue date Mar 3, 1987
- Hitachi, Ltd.
- Kuniaki Miura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE