Kyozo Hayashi

This inventor holds 6 USPTO granted patents. Top assignees: Sumitomo Electric Industries, Limited, Toyota Jidosha Kabushiki Kaisha. Active years: 1983-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kyozo Hayashi. Retrieved from https://idiyas.com/inventor/kyozo-hayashi

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

Calculating rank

USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 4

Forward Citations = 59(Granted Patents)

Company Filing History:

6 out of 10,652

Sumitomo Electric Industries, Limited

patents

1 out of 39,010

Toyota Jidosha Kabushiki Kaisha

patents

where one patent can have more than one assignee

Years Active: 1983-1991

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. D319043 - Housing for electrical connector (1991-08-13),

2. 4925394 - Ceramic-coated terminal for electrical connection (1990-05-15),

3. 4779952 - Optical connector (1988-10-25),

4. 4714318 - Connector for optical fibers with a gap (1987-12-22),

5. 4529263 - Arrangement for preventing misconnection between optical connectors (1985-07-16),

6. 4369831 - Protector for molten metal casting stream (1983-01-25),

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]