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For the Inventor, By the Inventor

Midland, MI, United States of America

Tannas Company


USPTO Granted Patents = 37



Trademarks = 15

Forward Citations = 95

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40 inventors (with patents filed for the assignee):

goldMedal Theodore W Selby (31 out of 55 patents)

silverMedal Gregory C Miiller (19 out of 19 patents)

bronzeMedal Jonathan C Evans (7 out of 18 patents)

4.  Kevin J Wolfe (7 out of 7 patents)

5.  Michael A Tubbs (5 out of 5 patents)

6.  William A Atkins (4 out of 4 patents)

7.  Joseph S Trombley (4 out of 8 patents)

8.  James R Cotter (4 out of 5 patents)

9.  Marta Manning (3 out of 3 patents)

10.  Sarah Nuss-Warren (3 out of 3 patents)

11.  Douglas J Wirsing (3 out of 4 patents)

12.  Derrick D Hilliker (3 out of 3 patents)

13.  Marc J Hildebrandt (3 out of 10 patents)

14.  Robert H Seer (3 out of 4 patents)

15.  John L Van Meter (3 out of 3 patents)


37 patents:

1. D1107572 - Test board for wire corrosion testing (2025-12-30),
2. 12276636 - Surface isolation resistance compatibility test system and method (2025-04-14),
3. 12092562 - Device and testing apparatus for liquid and vapor wire exposure testing (2024-09-17),
4. 11275072 - Effects of oxygen on grease (2022-03-15),
5. 10914719 - Grease oxidation (2021-02-09),
6. 10823656 - Instrumentation that embraces a rotational viscometer, or that has a cantilevered platform elevator and/or employs heat in one area but not another (2020-11-03),
7. 10663449 - Thin film liquid thermal testing (2020-05-26),
8. 10625233 - Testing pharmaceuticals and related substances (2020-04-21),
9. 10422783 - Grease oxidation (2019-09-24),
10. 10302619 - Grease wear resistance (2019-05-28),
11. 8975083 - Oil life measurement (2015-03-10),
12. 8679405 - Rotatable bomb (2014-03-25),
13. 7678328 - Rotatable bomb (2010-03-16),
14. D476247 - Pycnometer (2003-06-25),
15. 6282948 - Rotary viscometry with a low heat-transmissible spindle (2001-09-04),
Tannas Company is a leading provider of specialized lubricants and additives for the automotive industry. With over 50 years of experience, Tannas offers innovative solutions to enhance fuel efficiency, reduce emissions, and improve overall engine performance. They work closely with manufacturers and researchers to develop cutting-edge products that meet the evolving needs of the market. Tannas Company is committed to delivering high-quality lubricants, ensuring customer satisfaction, and fostering long-term partnerships.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

37 Patents

#7 in Midland, MI

#345 in Michigan

#8,947 in US

#17,726 in the World

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Midland, MI, United States of America

Tannas Company

Forward Citations = 95

40 inventors:

goldMedal Theodore W Selby (31 out of 55 patents)

silverMedal Gregory C Miiller (19 out of 19 patents)

bronzeMedal Jonathan C Evans (7 out of 18 patents)

4.  Kevin J Wolfe (7 out of 7 patents)

5.  Michael A Tubbs (5 out of 5 patents)

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