This inventor holds 2 USPTO granted patents. Top assignees: Tokico Yuki Ltd., Tokico, Ltd.. Active years: 1982.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Eisuke Maruyama. Retrieved from https://idiyas.com/inventor/eisuke-maruyama-msq9z889
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Calculating rank
% Patents Active = 100.0
Average Co-Inventor Count = 6.0
ph-index = 2
Forward Citations = 19(Granted Patents)
Company Filing History:
2 out of 2 Tokico Yuki Ltd.
2 out of 548 Tokico, Ltd.
where one patent can have more than one assignee
Years Active: 1982
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2 patents (USPTO):Explore Patents
I specialize in innovations, inventions, inventors, 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: Eisuke Maruyama. Retrieved from https://idiyas.com/inventor/eisuke-maruyama-msq9z889
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]