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For the Inventor, By the Inventor

Richmond, VA, United States of America

Ethyl Corporation


USPTO Granted Patents = 1,362



Trademarks = 10

Forward Citations = 13,113

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558 inventors (with patents filed for the assignee):

goldMedal Kim R Smith (56 out of 171 patents)

silverMedal James E Borland (50 out of 53 patents)

bronzeMedal Joe D Sauer (45 out of 70 patents)

4.  Leonard M Niebylski (43 out of 44 patents)

5.  G Patrick Stahly (39 out of 40 patents)

6.  Bonnie G McKinnie (32 out of 50 patents)

7.  Gunner E Nelson (32 out of 32 patents)

8.  Robert N Sanders (31 out of 31 patents)

9.  Edwin D Hornbaker (26 out of 26 patents)

10.  Thomas H Hayes (26 out of 35 patents)

11.  Everett M Marlett (25 out of 25 patents)

12.  Vincent James Gatto (24 out of 47 patents)

13.  Sebastian M Laurent (23 out of 23 patents)

14.  Paul F Ranken (23 out of 23 patents)

15.  Venkataraman Ramachandran (21 out of 25 patents)


Core Competencies:
Emissions Control
Diesel Engine Lubricants
Molybdenum Additives
Friction Modifier Additives
Lubricant Formulations
Polymer Blends
Dispersant Copolymers
Oxidation Control
Transmission Fluid Additives
Lubricity Enhancers
Antioxidant Compositions
Combustion Optimization

1,362 patents:

1. 6971337 - Emissions control system for diesel fuel combustion after treatment system (2005-12-06),
2. 6941743 - Lean burn emissions system protectant composition and method (2005-09-13),
3. 6914037 - Molybdenum-containing lubricant additive compositions and processes for making and using same (2005-07-05),
4. 6866690 - Friction modifier additives for fuel compositions and methods of use thereof (2005-03-15),
5. 6852680 - Dithiocarbamates containing alkylthio and hydroxy substituents (2005-02-08),
6. 6844300 - Low phosphorus clean gear formulations (2005-01-18),
7. 6821932 - Delivering molybdenum from a lubricant source into a fuel combustion system (2004-11-23),
8. 6800103 - Secondary amine mannich detergents (2004-10-05),
9. 6767871 - Diesel engine lubricants (2004-07-27),
10. 6753381 - Polymer blends and their application as viscosity index improvers (2004-06-22),
11. 6645921 - Molybdenum-containing lubricant additive compositions, and processes for making and using same (2003-11-11),
12. 6629407 - Lean burn emissions system protectant composition and method (2003-10-07),
13. 6627584 - Automatic transmission fluid additive comprising reaction product of hydrocarbyl acrylates and dihydrocarbyldithiophosphoric acids (2003-09-30),
14. 6611735 - Method of predicting and optimizing production (2003-08-26),
15. 6599865 - Effective antioxidant combination for oxidation and deposit control in crankcase lubricants (2003-07-29),
Ethyl Corporation is a global chemical company that provides performance chemicals and fuels to various industries. They specialize in manufacturing additives that enhance the performance, durability, and fuel efficiency of automotive, aviation, and industrial products. Ethyl Corporation has a strong commitment to innovation and sustainability, working towards developing environmentally friendly solutions. With a wide range of cutting-edge products and a strong reputation in the industry, Ethyl Corporation continues to meet the evolving needs of its customers.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

1,362 Patents

#2 in Richmond, VA

#5 in Virginia

#360 in US

#708 in the World

...
Richmond, VA, United States of America

Ethyl Corporation

Forward Citations = 13,113

558 inventors:

goldMedal Kim R Smith (56 out of 171 patents)

silverMedal James E Borland (50 out of 53 patents)

bronzeMedal Joe D Sauer (45 out of 70 patents)

4.  Leonard M Niebylski (43 out of 44 patents)

5.  G Patrick Stahly (39 out of 40 patents)

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