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Tokorozawa, Japan

Hiro Fujita

This inventor holds 6 USPTO granted patents. Top assignee: Citizen Watch Company, Ltd.. Active years: 1977-1984.

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 6

Forward Citations = 111(Granted Patents)

Location History:

Sayama, JA (1977)
Tokorozawa, JP (1980 - 1984)
Sayama, JP (1981 - 1984)

Company Filing History:

Citizen Watch Company, Ltd.

Years Active: 1977-1984

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4465999 - Matrix driving method for electro-optical display device (1984-08-14),

2. 4443062 - Multi-layer display device with nonactive display element groups (1984-04-17),

3. 4264967 - Unit time producing system (1981-04-28),

4. 4244043 - Frequency division system (1981-01-06),

5. 4241435 - Electronic timepiece oscillator circuit (1980-12-23),

6. 4024416 - Method for controlling frequency of electrical oscillations and (1977-05-17),

Profile summary based on public USPTO records.

Please report any incorrect information to [email protected]

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