Drexel Oilfield Services, Inc.

Calculating rank

USPTO Granted Patents = 5

Forward Citations = 157

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4 inventors (with patents filed for the assignee):

D Wayne Van Winkle (3 out of 5 patents)

Denzal Wayne Van Winkle (1 out of 19 patents)

Thomas C Adams (1 out of 43 patents)

4. Bobby G Hurst (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 5590867 - Blowout preventer for coiled tubing (1997-01-07),

2. 5566753 - Stripper/packer (1996-10-22),

3. 5490598 - Screen for vibrating separator (1996-02-13),

4. 5361832 - Annular packer and insert (1994-11-08),

5. 4943031 - Blowout preventer (1990-07-24),

Company Overview

Drexel Oilfield Services, Inc. is a leading provider of oilfield services, specializing in well completion and production solutions. With over 20 years of experience in the industry, we offer a wide range of services including wireline, pressure pumping, and coiled tubing services. Our commitment to excellence and safety has earned us a reputation as a trusted partner in the oil and gas sector.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

5 Patents

#25 in Conroe, TX

#3,334 in Texas

#51,669 in US

Conroe, TX, United States of America