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Hamamatsu, Japan

Katsuhiko Ishida

USPTO Granted Patents = 4

Average Co-Inventor Count = 2.7

ph-index = 4

Forward Citations = 76(Granted Patents)

Location History:

Hamamatsu, JA (1978)
Hamamatsu, JP (1988 - 1997)

Company Filing History:

Yamaha Corporation

Nippon Gakki Seizo Kabushiki Kaisha

Years Active: 1978-1997

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4 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5606198 - Semiconductor chip with electrodes on side surface (1997-02-25),

2. 5021785 - Floating point digital to analog converter with bias to establish range (1991-06-04),

3. 4727355 - Digital-to-analog converter (1988-02-23),

4. 4067036 - Junction field effect transistor of vertical type (1978-01-03),

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