This inventor holds 4 USPTO granted patents and 3 published patent applications. Top assignee: Tdk Corporation. Active years: 2005-2020.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihisa Tamagawa. Retrieved from https://idiyas.com/inventor/yoshihisa-tamagawa
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
USPTO Granted Patents = 4 (Patent Applications = 3)
% Patents Active = 100.0
Average Co-Inventor Count = 3.3
ph-index = 2
Forward Citations = 8(Granted Patents)
Company Filing History:
Years Active: 2005-2020
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4 patents (USPTO):Explore Patents
I specialize in innovations, inventions, inventors, patent attorneys, assignees, and 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]
3 patents pending:
IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshihisa Tamagawa. Retrieved from https://idiyas.com/inventor/yoshihisa-tamagawa
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]