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USPTO Data Jan 1 1976 - Oct 13 2026
346 Patents
#6 in Richmond, VA
#26 in Virginia
#1,308 in US
#2,632 in the World
Afton Chemical Corporation
Forward Citations = 1,206
252 inventors:
Richmond, VA, United States of America
Afton Chemical Corporation
% Expired Patents = 10.4
CIPO Patents = 30
EPO Patents = 197
Trademarks = 36
Forward Citations = 1,206
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252 inventors (with patents filed for the assignee):
John T Loper (46 out of 57 patents)
Scott D Schwab (33 out of 45 patents)
Mark Thomas Devlin (30 out of 40 patents)
4. Xinggao Fang (29 out of 30 patents)
5. Allen A Aradi (20 out of 31 patents)
6. Roger M Sheets (17 out of 21 patents)
7. Joseph W Roos (17 out of 29 patents)
8. David A Edwards (16 out of 79 patents)
9. William Y Lam (16 out of 30 patents)
10. Gregory Guinther (15 out of 19 patents)
11. Jeremy P Styer (15 out of 15 patents)
12. William Jay Colucci (14 out of 27 patents)
13. Naresh Mathur (14 out of 14 patents)
14. Tze-Chi Jao (14 out of 14 patents)
15. Kongsheng Yang (13 out of 13 patents)
Core Competencies:
Lubricating Composition
Fuel Additives
Antiwear Systems
Low-Viscosity Fluids
Corrosion Inhibitors
High-Temperature Deposits
Silicon-Containing Compounds
Engine Oil Formulations
Hydraulic Fluid
Polyalphaolefin Phenols
Detergent Systems
Electric Vehicle Lubricants
346 patents:
Company Overview
Afton Chemical Corporation, headquartered in Richmond, VA, specializes in lubricant technology, focusing on the development and manufacture of advanced lubricating compositions and fuel additives. The company is recognized for its expertise in antiwear systems, low-viscosity fluids, and corrosion inhibitors, which enhance the performance and longevity of engines and machinery. Afton also innovates in high-temperature deposits and silicon-containing compounds, contributing significantly to engine oil formulations and overall automotive efficiency.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Afton Chemical Corporation. Retrieved from https://idiyas.com/company/afton-chemical
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]
30 patents (CIPO):
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]
197 patents (EPO):
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]