For the Inventor, By the Inventor

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Houston, TX, United States of America

Tam International, Inc.

USPTO Granted Patents = 36

CIPO Patents = 4

EPO Patents = 3

Trademarks = 8

Forward Citations = 847

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33 inventors (with patents filed for the assignee):

Charles O Stokley (12 out of 15 patents)

Lawrence Sanford (7 out of 14 patents)

Caleb Kelley (6 out of 6 patents)

4. Luis A Garcia (6 out of 18 patents)

5. Ray Frisby (5 out of 5 patents)

6. Iain Greenan (4 out of 9 patents)

7. Andrew Kutac (4 out of 4 patents)

8. Tim Davis (3 out of 3 patents)

9. Eugene Resweber (2 out of 3 patents)

10. Nathaniel Harris (2 out of 2 patents)

11. Reid Poynor (2 out of 2 patents)

12. Justin Bowersock (2 out of 4 patents)

13. Paul Andrew Reinhardt (2 out of 30 patents)

14. Arthur Loginov (2 out of 2 patents)

15. Robert T Brooks (2 out of 21 patents)

36 patents: Sort by Forward Citations

1. 12460503 - Strain absorbing downhole packer (2025-11-04),

2. 12060755 - Modular casing anchor for downhole tool (2024-08-13),

3. 11834923 - High pressure swellable packer (2023-12-05),

4. 11761278 - Modular casing anchor for downhole tool (2023-09-19),

5. 11697973 - Modular downhole packer (2023-07-11),

6. 11203915 - Low fluid level valve (2021-12-21),

7. 10941633 - Hydraulic port collar (2021-03-09),

8. 10641061 - Hydraulic port collar (2020-05-05),

9. 10619447 - Low fluid level valve (2020-04-14),

10. 10364636 - Swellable casing anchor (2019-07-30),

11. 10156124 - Balanced piston toe sleeve (2018-12-18),

12. 9976380 - Grooved swellable packer (2018-05-22),

13. 9926768 - Slant-drilled valve collar (2018-03-27),

14. 9816345 - Cable wrapped inflatable packer element (2017-11-14),

15. 9725976 - Temperature compensated element and uses thereof in isolating a wellbore (2017-08-08),

TAM International, Inc. is a global oilfield services company that specializes in the manufacturing and distribution of downhole tools and equipment. With over 40 years of industry experience, TAM is committed to delivering innovative solutions to enhance drilling and completion operations. We offer a comprehensive range of products including packers, bridge plugs, centralizers, cementing tools, and much more. Our dedication to quality, reliability, and customer satisfaction has earned us a strong reputation in the oil and gas industry. Visit our website to explore our full range of products and learn more about our capabilities.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

36 Patents

#147 in Houston, TX

#525 in Texas

#9,198 in US

#18,193 in the World

Houston, TX, United States of America

Tam International, Inc.

Forward Citations = 847

33 inventors:

Charles O Stokley (12 out of 15 patents)

Lawrence Sanford (7 out of 14 patents)

Caleb Kelley (6 out of 6 patents)

4. Luis A Garcia (6 out of 18 patents)

5. Ray Frisby (5 out of 5 patents)

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