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Hirohiko Yoshida

USPTO Granted Patents = 2

Average Co-Inventor Count = 2.0

ph-index = 2

Forward Citations = 63(Granted Patents)

Location History:

Hoya, JP (1979)
Tokorozawa, JP (1987)

Company Filing History:

Citizen Watch Company, Ltd.

Years Active: 1979-1987

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2 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4686519 - Multicolor picture display device (1987-08-11),

2. 4179671 - Capacitor switching circuits for adjusting crystal oscillator frequency (1979-12-18),

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