St. Louis, MO, United States of America

Pf Controls, LLC


USPTO Granted Patents = 1

Forward Citations = 2

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4 inventors (with patents filed for the assignee):

goldMedal Christopher Gordon Gervase Turner (1 out of 27 patents)

silverMedal Graham P Bloy (1 out of 13 patents)

bronzeMedal Christopher Derek Hook (1 out of 1 patent)

4.  Thomas Ellinwood (1 out of 1 patent)


1 patent:

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USPTO Data Jan 1 1976 - Oct 6 2026

1 Patents

#713 in St. Louis, MO

#1,924 in Missouri

#136,739 in US

St. Louis, MO (US)
St. Louis, MO, United States of America
Forward Citations = 2

4 inventors:

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pf Controls, LLC. Retrieved from https://idiyas.com/company/pf-controls

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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