For the Inventor, By the Inventor

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Houston, TX, United States of America

Brown Oil Tools, Inc.

USPTO Granted Patents = 29

Forward Citations = 745

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17 inventors (with patents filed for the assignee):

Chudleigh B Cochran (7 out of 13 patents)

Cicero C Brown, Deceased (4 out of 11 patents)

Joe R Brown (4 out of 7 patents)

4. Benton Frederick Baugh (2 out of 150 patents)

5. John Lindley Baugh (2 out of 78 patents)

6. Phillip H Manderscheid (2 out of 8 patents)

7. Harold W Wardlaw (2 out of 2 patents)

8. James W Montgomery (2 out of 11 patents)

9. Richard G Allen (2 out of 3 patents)

10. Thomas Floyd Bailey (1 out of 115 patents)

11. Jack J Milam (1 out of 4 patents)

12. Robert W Dinning (1 out of 7 patents)

13. Damon T Slator (1 out of 7 patents)

14. Ramey Lee Brown, Executor (1 out of 2 patents)

15. Hollis A Baugh (1 out of 3 patents)

29 patents: Sort by Forward Citations

1. 4292988 - Soft shock pressure plug (1981-10-06),

2. 4269277 - Power slip assembly (1981-05-26),

3. 4265304 - Coiled tubing apparatus (1981-05-05),

4. 4263936 - Erosion resistant check valve assembly (1981-04-28),

5. 4249600 - Double cylinder system (1981-02-10),

6. 4226447 - Swivel apparatus (1980-10-07),

7. 4224987 - Well tool (1980-09-30),

8. 4216834 - Connecting assembly and method (1980-08-12),

9. 4131160 - Well tool with pressure responsive tightening means (1978-12-26),

10. 4114694 - No-shock pressure plug apparatus (1978-09-19),

11. 4108203 - Check valve assembly (1978-08-22),

12. 4088298 - Check valve assembly (1978-05-09),

13. 4083408 - Well completion apparatus (1978-04-11),

14. 4081039 - Connecting assembly and method (1978-03-28),

15. 4078606 - Pressure actuated holding apparatus (1978-03-14),

Brown Oil Tools, Inc. is a leading provider of oilfield equipment and services. With a history dating back to the mid-20th century, we specialize in the design, manufacturing, and distribution of innovative tools for drilling, completion, and production operations in the oil and gas industry. Our extensive product range includes drilling jars, shock tools, fishing tools, packers, and more. We are committed to delivering high-quality solutions that improve efficiency and maximize performance for our customers worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

29 Patents

#178 in Houston, TX

#643 in Texas

#11,235 in US

#21,869 in the World

Houston, TX, United States of America

Brown Oil Tools, Inc.

Forward Citations = 745

17 inventors:

Chudleigh B Cochran (7 out of 13 patents)

Cicero C Brown, Deceased (4 out of 11 patents)

Joe R Brown (4 out of 7 patents)

4. Benton Frederick Baugh (2 out of 150 patents)

5. John Lindley Baugh (2 out of 78 patents)

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