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For the Inventor, By the Inventor

Houston, TX, United States of America

Rival Downhole Tools Lc

Calculating rank
USPTO Granted Patents = 11

% Expired Patents = 9.1



Trademarks = 3

Forward Citations = 27

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13 inventors (with patents filed for the assignee):

goldMedal Gunther H H Von Gynz-Rekowski (8 out of 35 patents)

silverMedal William Christian Herben (6 out of 15 patents)

bronzeMedal Mark Allen Reeves (4 out of 10 patents)

4.  Russell Wayne Koenig (3 out of 16 patents)

5.  Steven Samuel Mitchell (3 out of 3 patents)

6.  Gunther Von Gynz-Rekowski (3 out of 22 patents)

7.  Kevin James Rudy (2 out of 13 patents)

8.  Michael V Williams (1 out of 28 patents)

9.  Mark Joshua Miller (1 out of 4 patents)

10.  Donald M Sawyer (1 out of 4 patents)

11.  Roger W Fincher (1 out of 51 patents)

12.  Noah Elaia Crawford Daoust (1 out of 1 patent)

13.  Curtis E Leitko, Jr (1 out of 11 patents)

14.  Daryl Elliot Bolejack (2 patents)

15.  Curtis E Leitko (0 patent)


11 patents:

1. 12565816 - Selectively activated friction reduction tool and method (2026-03-03),
2. 12305481 - Selectively activated friction reduction tool and method (2025-05-20),
3. 12173566 - Oscillation reduction tool and method (2024-12-24),
4. 11713622 - Method of drilling a wellbore (2023-08-01),
5. 11149497 - Drilling motor with bypass and method (2021-10-19),
6. 11008809 - Bent housing drilling motor with counter-rotating lower end (2021-05-18),
7. 10851589 - Integrated bearing section and method (2020-12-01),
8. 10844662 - Mud-lubricated bearing assembly with lower seal (2020-11-24),
9. 10829993 - Wear resistant vibration assembly and method (2020-11-10),
10. 10677006 - Vibration assembly and method (2020-06-09),
11. 10408007 - Downhole extended reach tool and method (2019-09-10),
Company Overview
Rival Downhole Tools LC is a Houston-based company specializing in the development and manufacturing of advanced downhole tools for the oil and gas industry. The company focuses on providing innovative solutions that enhance drilling efficiency and performance. With a commitment to research and technology, Rival Downhole Tools is dedicated to improving the reliability and effectiveness of downhole operations, catering to the evolving needs of energy exploration and production in a competitive market.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 3 2026

11 Patents

#444 in Houston, TX

#1,732 in Texas

#27,563 in US

#51,873 in the World

Houston, TX (US)
Houston, TX, United States of America

Rival Downhole Tools Lc

Forward Citations = 27

13 inventors:

goldMedal Gunther H H Von Gynz-Rekowski (8 out of 35 patents)

silverMedal William Christian Herben (6 out of 15 patents)

bronzeMedal Mark Allen Reeves (4 out of 10 patents)

4.  Russell Wayne Koenig (3 out of 16 patents)

5.  Steven Samuel Mitchell (3 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Rival Downhole Tools Lc. Retrieved from https://idiyas.com/company/rival-downhole-tools-lc

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]
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