For the Inventor, By the Inventor

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Orange, CA, United States of America

Baker Oil Tools, Inc.

USPTO Granted Patents = 130

Forward Citations = 3,907

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94 inventors (with patents filed for the assignee):

Gregg W Stout (20 out of 38 patents)

Richard J Ross (8 out of 48 patents)

David M McStravick (7 out of 16 patents)

4. Mike A Luke (6 out of 44 patents)

5. Rudy B Callihan (6 out of 8 patents)

6. David V Chenoweth (6 out of 8 patents)

7. John A Nelson (6 out of 6 patents)

8. Michael A Carmody (5 out of 46 patents)

9. Roger A Weinberg (5 out of 5 patents)

10. David J Speller (4 out of 11 patents)

11. Joseph F Donovan (4 out of 20 patents)

12. John V Salerni (4 out of 16 patents)

13. Patrick C Stone (4 out of 7 patents)

14. Herbert W Beimgraben (4 out of 19 patents)

15. Yung J Kim (4 out of 5 patents)

Core Competencies:

Slip Retention Mechanism

Hydraulically Activated Firing Head

Subsurface Well Safety Valve

Tension Set Packing Apparatus

Dynamic Seal Assembly

High Temperature Packer

Fluid Sampling Apparatus

Injection Control Device

Well Perforating Apparatus

Steam Injection Packer Actuator

Core Sampling Method

Retrievable Bushing

130 patents: Sort by Forward Citations

1. 4921045 - Slip retention mechanism for subterranean well packer (1990-05-01),

2. 4880056 - Hydraulically activated firing head for well perforating guns (1989-11-14),

3. 4862967 - Method of employing a coated elastomeric packing element (1989-09-05),

4. 4838349 - Apparatus for testing selected zones of a subterranean bore (1989-06-13),

5. 4836278 - Apparatus for isolating a plurality of vertically spaced perforations in (1989-06-06),

6. 4817718 - Hydraulically activated firing head for well perforating guns (1989-04-04),

7. 4796705 - Subsurface well safety valve (1989-01-10),

8. 4789029 - Tension set packing apparatus for subterranean wells (1988-12-06),

9. 4778008 - Selectively releasable and reengagable expansion joint for subterranean (1988-10-18),

10. 4755230 - Method of and composition for removing paraffin deposits from (1988-07-05),

11. 4754812 - Dual string packer method and apparatus (1988-07-05),

12. 4747201 - Boosterless perforating gun (1988-05-31),

13. 4743033 - Dynamic seal assembly for piston and cylinder operating in subterranean (1988-05-10),

14. 4735266 - Method and apparatus for isolating a plurality of vertically spaced (1988-04-05),

15. 4732214 - Subsea production test valve assembly (1988-03-22),

Baker Oil Tools, Inc. is a global oilfield services company that provides innovative solutions for oil and gas well completions, wellbore intervention, and production optimization. With a strong commitment to quality and customer satisfaction, Baker Oil Tools has been serving the industry with cutting-edge tools and expertise for over 50 years.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

130 Patents

#2 in Orange, CA

#660 in California

#2,855 in US

#5,994 in the World

Orange, CA, United States of America

Baker Oil Tools, Inc.

Forward Citations = 3,907

94 inventors:

Gregg W Stout (20 out of 38 patents)

Richard J Ross (8 out of 48 patents)

David M McStravick (7 out of 16 patents)

4. Mike A Luke (6 out of 44 patents)

5. Rudy B Callihan (6 out of 8 patents)

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