Forward Citations = 80

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2 inventors (with patents filed for the assignee):

Charles Edward Wheatley (2 out of 27 patents)

Duane M Eagen (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 4487393 - Gate valve having a pressure-secured seat (1984-12-11),

2. 4399977 - Ball valve (1983-08-23),

3. 4345739 - Flanged sealing ring (1982-08-24),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#5 in Shawnee, OK

#407 in Oklahoma

#73,904 in US

Shawnee, OK, United States of America

Barton Valve Company

Forward Citations = 80

2 inventors:

Charles Edward Wheatley (2 out of 27 patents)

Duane M Eagen (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Barton Valve Company. Retrieved from https://idiyas.com/company/barton-valve-company

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]