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Akira Tooyama

This inventor holds 5 USPTO granted patents. Top assignee: Sony Corporation. Active years: 1980-1982.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Akira Tooyama. Retrieved from https://idiyas.com/inventor/akira-tooyama

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 3.2

ph-index = 2

Forward Citations = 19(Granted Patents)

Location History:

Tokyo, JP (1980 - 1981)
Kanagawa, JP (1982)

Company Filing History:

5 out of 58,145

Sony Corporation

Years Active: 1980-1982

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4314179 - Horizontal scanning rate correction apparatus (1982-02-02),

2. 4287531 - Deflection control apparatus for a beam index color cathode ray tube (1981-09-01),

3. 4280134 - Beam index color television receiver apparatus (1981-07-21),

4. 4223344 - Beam index color cathode ray tube (1980-09-16),

5. 4212030 - Beam index color cathode ray tube (1980-07-08),

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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