Warren, MI, United States of America

Petroleum Recovery Systems, Inc.

Calculating rank
USPTO Granted Patents = 1

Forward Citations = 9

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1 inventor (with patents filed for the assignee):

goldMedal Gordon M Sommer (1 out of 64 patents)


1 patent:

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USPTO Data Jan 1 1976 - Oct 27 2026

1 Patents

#97 in Warren, MI

#4,593 in Michigan

#136,971 in US

Warren, MI (US)
Warren, MI, United States of America
Forward Citations = 9

1 inventor:

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Petroleum Recovery Systems, Inc.. Retrieved from https://idiyas.com/company/petroleum-recovery-systems

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]
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