This inventor holds 6 USPTO granted patents and 6 published patent applications and 1 EPO patent. Top assignees: Asahi Kasei Chemicals Corporation, Asahi Kasei Kabushiki Kaisha. Active years: 2014-2020.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Masami Yonemura. Retrieved from https://idiyas.com/inventor/masami-yonemura
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
USPTO Granted Patents = 6 (Patent Applications = 6)
% Patents Active = 100.0
EPO Patents = 1 (Patent Applications = 2)
Average Co-Inventor Count = 2.0
ph-index = 1
Forward Citations = 6(Granted Patents)
Company Filing History:
3 out of 510 
Asahi Kasei Chemicals Corporation
3 out of 996 Asahi Kasei Kabushiki Kaisha
Years Active: 2014-2020
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6 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]
6 patents pending:
IDiyas Innovation Intelligence. (2026). Inventor Profile: Masami Yonemura. Retrieved from https://idiyas.com/inventor/masami-yonemura
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]
2 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]