This inventor holds 5 USPTO granted patents, plus 1 CIPO patent and 3 EPO patents. Top assignees: Nippon Steel Sumitomo Metal Corporation, Nippon Steel Corporation. Active years: 2018-2019.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Jun Umemura. Retrieved from https://idiyas.com/inventor/jun-umemura
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
% Patents Active = 100.0
CIPO Patents = 1
EPO Patents = 3 (Patent Applications = 5)
Average Co-Inventor Count = 2.9
ph-index = 2
Forward Citations = 8(Granted Patents)
Company Filing History:
Nippon Steel Sumitomo Metal Corporation
Nippon Steel Corporation
Years Active: 2018-2019
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5 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: Jun Umemura. Retrieved from https://idiyas.com/inventor/jun-umemura
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]
1 patent (CIPO):
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]
3 patents (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]
5 patents 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]