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For the Inventor, By the Inventor

Houston, TX, United States of America

Drilex Systems, Inc.


USPTO Granted Patents = 18


Trademarks = 1

Forward Citations = 1,112

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14 inventors (with patents filed for the assignee):

goldMedal Thomas Floyd Bailey (8 out of 115 patents)

silverMedal John Forrest (5 out of 6 patents)

bronzeMedal John Edward Campbell (3 out of 40 patents)

4.  Raymond A Todd, Jr (2 out of 2 patents)

5.  James N Strickland (2 out of 3 patents)

6.  David W Teale (1 out of 31 patents)

7.  Gary Marshall Briggs (1 out of 5 patents)

8.  Robert J Schwartz (1 out of 27 patents)

9.  Joseph V Hebert (1 out of 1 patent)

10.  Charles E Lancaster (1 out of 2 patents)

11.  Richard Lee (1 out of 1 patent)

12.  James T Watts (1 out of 2 patents)

13.  Honorio Y Lim, Jr (1 out of 1 patent)

14.  Eric G Dodd (1 out of 1 patent)

15.  Richard Lee Palmer (0 patent)


18 patents:

1. 5704838 - Down-hole motor universal joint (1998-01-06),
2. 5269383 - Navigable downhole drilling system (1993-12-14),
3. 5248896 - Power generation from a multi-lobed drilling motor (1993-09-28),
4. 5171138 - Composite stator construction for downhole drilling motors (1992-12-15),
5. 5094304 - Double bend positive positioning directional drilling system (1992-03-10),
6. 5040600 - Geothermal wellhead repair unit (1991-08-20),
7. 5009265 - Packer for wellhead repair unit (1991-04-23),
8. 4984636 - Geothermal wellhead repair unit (1991-01-15),
9. 4962819 - Mud saver valve with replaceable inner sleeve (1990-10-16),
10. 4955949 - Mud saver valve with increased flow check valve (1990-09-11),
11. 4926949 - Thermal shield for drilling motors (1990-05-22),
12. 4909320 - Detonation assembly for explosive wellhead severing system (1990-03-20),
13. 4901806 - Apparatus for controlled absorption of axial and torsional forces in a (1990-02-20),
14. 4865137 - Drilling apparatus and cutter (1989-09-12),
15. 4793424 - Self-lubricating well tools and seal elements therefor (1988-12-27),
Company Overview
Drilex Systems, Inc. is a Houston-based company specializing in advanced technologies for the oil and gas industry. The organization focuses on developing innovative solutions that enhance drilling efficiency and safety, leveraging cutting-edge engineering and research methodologies. With a commitment to improving operational performance, Drilex Systems integrates sophisticated software and hardware systems to address complex challenges in drilling operations, positioning itself as a key player in the energy sector.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

18 Patents

#298 in Houston, TX

#1,093 in Texas

#17,952 in US

#34,187 in the World

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

Drilex Systems, Inc.

Forward Citations = 1,112

14 inventors:

goldMedal Thomas Floyd Bailey (8 out of 115 patents)

silverMedal John Forrest (5 out of 6 patents)

bronzeMedal John Edward Campbell (3 out of 40 patents)

4.  Raymond A Todd, Jr (2 out of 2 patents)

5.  James N Strickland (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Drilex Systems, Inc.. Retrieved from https://idiyas.com/company/drilex-systems

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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