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For the Inventor, By the Inventor

Norwalk, CT, United States of America

R.t. Vanderbilt Company, Inc.


USPTO Granted Patents = 95



Trademarks = 58

Forward Citations = 663

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50 inventors (with patents filed for the assignee):

goldMedal Thomas J Karol (42 out of 60 patents)

silverMedal Steven G Donnelly (24 out of 29 patents)

bronzeMedal Ronald J Tepper (11 out of 14 patents)

4.  Brian W Stunkel (8 out of 9 patents)

5.  Lester A Doe, Jr (8 out of 9 patents)

6.  Gaston A Aguilar (7 out of 11 patents)

7.  Richard A Suhoza (7 out of 7 patents)

8.  Ronald J Hiza (5 out of 8 patents)

9.  Kevin J Chase (5 out of 11 patents)

10.  Robert John Tynik (5 out of 5 patents)

11.  Harry Elwyn Hill (4 out of 4 patents)

12.  John M Demassa (3 out of 7 patents)

13.  Glenn A Mazzamaro (3 out of 7 patents)

14.  Francis S Cheng (3 out of 5 patents)

15.  Robert Thomas Dzikowicz (3 out of 3 patents)


Core Competencies:
Polymer Stabilization
EP Grease Composition
Lubricant Antioxidants
Dithiophosphate Composition
Molybdenum Compounds
Vegetable Oil Lubricants
Thiadiazole Additives
Synthetic Ester Base Oil
Curing Compounds
Rubber Compositions
Amine-Functionalized Polymers
Rust Inhibitors

95 patents:

1. 8287765 - Systems and compositions for color stabilization of polymer (2012-10-16),
2. 8211839 - Non-corrosive EP grease composition (2012-07-03),
3. 8138132 - Additive composition for EP greases with excellent antiwear and corrosion properties (2012-03-20),
4. 8093190 - Lubricant antioxidant compositions containing a metal compound and a hindered amine (2012-01-10),
5. 7943685 - Composition and method for curing latex compounds (2011-05-17),
6. 7935663 - Molybdenum compounds (2011-05-03),
7. 7902403 - Dithiophosphate composition and utility in rubber (2011-03-08),
8. 7902131 - Antioxidant synergist for lubricating compositions (2011-03-08),
9. 7897549 - Synergistic organoborate compositions and lubricating compositions containing same (2011-03-01),
10. 7879777 - Antioxidant additive for lubricant compositions, comprising organotungstate, diarylamine and organomolybdenum compounds (2011-02-01),
11. 7875579 - Lubricant antioxidant compositions containing a metal compound and a hindered amine (2011-01-25),
12. 7858565 - Antioxidant additive for lubricant compositions, comprising organotungstate (2010-12-28),
13. 7772170 - Lubricating greases containing antimony dithiocarbamates (2010-08-10),
14. 7772168 - Vegetable oil lubricating composition (2010-08-10),
15. 7763744 - Molybdenum dialkyldithiocarbamate compositions and lubricating compositions containing the same (2010-07-27),
R.T. Vanderbilt Company, Inc. is a global chemical and mineral company specializing in providing innovative solutions for various industries. With over a century of experience, we offer a wide range of high-quality products and services. Our expertise includes chemicals, minerals, polymers, and related materials for industries such as agriculture, ceramics, cosmetics, rubber, and more. Visit our website to explore our comprehensive product offerings and learn more about our commitment to delivering exceptional solutions.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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95 Patents

#7 in Norwalk, CT

#91 in Connecticut

#3,815 in US

#7,902 in the World

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Norwalk, CT, United States of America

R.t. Vanderbilt Company, Inc.

Forward Citations = 663

50 inventors:

goldMedal Thomas J Karol (42 out of 60 patents)

silverMedal Steven G Donnelly (24 out of 29 patents)

bronzeMedal Ronald J Tepper (11 out of 14 patents)

4.  Brian W Stunkel (8 out of 9 patents)

5.  Lester A Doe, Jr (8 out of 9 patents)

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