Tokyo, Japan

Shigehumi Takeda

This inventor holds 4 USPTO granted patents. Top assignees: Tsumura Co., Ltd., Tsumura Juntendo, Inc.. Active years: 1989-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigehumi Takeda. Retrieved from https://idiyas.com/inventor/shigehumi-takeda

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 2

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 1989-1993

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4 patents (USPTO):Explore Patents
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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