This inventor holds 8 USPTO granted patents and 2 published patent applications. Top assignees: Mitsubishi Electric Research Laboratories, Inc., Mitsubishi Electric Research Labs.. Active years: 2011-2021.
IDiyas Innovation Intelligence. (2026). Inventor Profile: John C Barnwell, Iii. Retrieved from https://idiyas.com/inventor/john-c-barnwell-iii
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Calculating rank
USPTO Granted Patents = 8 (Patent Applications = 2)
% Patents Active = 50.0
Average Co-Inventor Count = 3.9
ph-index = 3
Forward Citations = 91(Granted Patents)
Location History:
- Leominster, MA (US) (2011 - 2017)
- (2019 - 2021)
Company Filing History:

Mitsubishi Electric Research Laboratories, Inc.

Mitsubishi Electric Research Labs.
Years Active: 2011-2021
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8 patents (USPTO):Explore Patents
I specialize in providing information about 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]
2 patents pending:
IDiyas Innovation Intelligence. (2026). Inventor Profile: John C Barnwell, Iii. Retrieved from https://idiyas.com/inventor/john-c-barnwell-iii
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]