Marvin E Beasley (1 out of 8 patents)
Company Badge
USPTO Data Jan 1 1976 - Oct 6 2026
1 Patents
#2,225 in Houston, TX
#9,238 in Texas
#136,739 in US
Keystone Valvtron, Inc.
Forward Citations = 6
1 inventor:
Houston, TX, United States of America
Keystone Valvtron, Inc.
Forward Citations = 6
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1 inventor (with patents filed for the assignee):
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Keystone Valvtron, Inc.. Retrieved from https://idiyas.com/company/keystone-valvtron
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]