This inventor holds 2 USPTO granted patents. Top assignees: Denso Corporation, Nippon Soken, Inc., Nippondenso Co., Ltd.. Active years: 1983-2005.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiichi Yasuda. Retrieved from https://idiyas.com/inventor/keiichi-yasuda-gv6xgoa0
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Calculating rank
% Patents Active = 50.0
Average Co-Inventor Count = 4.4
ph-index = 2
Forward Citations = 13(Granted Patents)
Company Filing History:
1 out of 20,443 
Denso Corporation
1 out of 1,600 Nippon Soken, Inc.
1 out of 3,252 Nippondenso Co., Ltd.
4. 1 out of 1,838
Toyota Jidosha Kogyo Kabushiki Kaisha
where one patent can have more than one assignee
Years Active: 1983-2005
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2 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]
IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiichi Yasuda. Retrieved from https://idiyas.com/inventor/keiichi-yasuda-gv6xgoa0
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
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]
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]
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]
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]
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]