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Toyohiko Kiyohara

This inventor holds 3 USPTO granted patents. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 1985-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toyohiko Kiyohara. Retrieved from https://idiyas.com/inventor/toyohiko-kiyohara

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

Calculating rank

USPTO Granted Patents = 3

% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 2

Forward Citations = 14(Granted Patents)

Location History:

Hyogo, JP (1985)
Itami, JP (1987)
Tokyo, JP (1999)

Company Filing History:

3 out of 21,351

Mitsubishi Denki Kabushiki Kaisha

Years Active: 1985-1999

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5960027 - Apparatus for controlling arc deflection in an arc furnace (1999-09-28),

2. 4677454 - Thyristor with self-centering housing means (1987-06-30),

3. 4500164 - Light triggered thyristor, including a light guide, whose parameters are (1985-02-19),

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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