This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Sumitomo Electric Industries, Limited, Sumitomo Electric Fine Polymer, Inc., Sumitomo Electric Printed Circuits, Inc.. Active years: 2022-2025.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuichiro Yamanaka. Retrieved from https://idiyas.com/inventor/yuichiro-yamanaka
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
% Patents Active = 100.0
EPO Patents = 1 (Patent Applications = 1)
Average Co-Inventor Count = 4.6
ph-index = 1
Company Filing History:
3 out of 10,631 
Sumitomo Electric Industries, Limited
1 out of 73 Sumitomo Electric Fine Polymer, Inc.
1 out of 100 Sumitomo Electric Printed Circuits, Inc.
where one patent can have more than one assignee
Years Active: 2022-2025
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3 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]
IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuichiro Yamanaka. Retrieved from https://idiyas.com/inventor/yuichiro-yamanaka
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]
1 patent (EPO):
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]
1 patent pending (EPO):
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]