For the Inventor, By the Inventor

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Oklahoma City, OK, United States of America

Wood Group Esp, Inc.

USPTO Granted Patents = 37

Trademarks = 4

Forward Citations = 524

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28 inventors (with patents filed for the assignee):

Michael R Berry (9 out of 9 patents)

Yasser Khan Bangash (7 out of 7 patents)

Stephen M Sakamoto (6 out of 6 patents)

4. Chengbao Wang (4 out of 25 patents)

5. Alan Howell (4 out of 9 patents)

6. Stephen Michael Breit (3 out of 10 patents)

7. Raymond E Floyd (3 out of 3 patents)

8. O Howard Glaze (2 out of 2 patents)

9. Stephen E Conner (2 out of 2 patents)

10. Steven Alan Howell (1 out of 9 patents)

11. Aaron Noakes (1 out of 7 patents)

12. Harold Leon Phillips (1 out of 2 patents)

13. Chris Ketter (1 out of 1 patent)

14. Edward Gross (1 out of 1 patent)

15. Jeffrey C Markowski (1 out of 1 patent)

37 patents: Sort by Forward Citations

1. 7841826 - Slag reduction pump (2010-11-30),

2. 7624795 - Bottom mount auxiliary pumping system seal section (2009-12-01),

3. 7462225 - Gas separator agitator assembly (2008-12-09),

4. 7461692 - Multi-stage gas separator (2008-12-09),

5. 7370697 - Thrust section wear preventor (2008-05-13),

6. 7367400 - Motor protector and method for chemical protection of same (2008-05-06),

7. 7357186 - Recirculation gas separator (2008-04-15),

8. 7344356 - Mechanical seal with bellows seating alignment (2008-03-18),

9. 7343967 - Well fluid homogenization device (2008-03-18),

10. 7296622 - Labyrinth seal for pumping system (2007-11-20),

11. 7236910 - Equipment identification, tracking and failure analysis process (2007-06-26),

12. 7208855 - Fiber-optic cable as integral part of a submersible motor system (2007-04-24),

13. 7191067 - System and method of selecting a motor for a wellbore (2007-03-13),

14. 7174957 - Magnetic bailer (2007-02-13),

15. 7150600 - Downhole turbomachines for handling two-phase flow (2006-12-19),

Wood Group ESP, Inc. is a leading provider of electrical submersible pump (ESP) systems and solutions. With a strong focus on innovation and technology, Wood Group ESP delivers reliable and efficient ESP solutions for various industries including oil and gas, mining, and water management. For more information, please visit our website.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

37 Patents

#9 in Oklahoma City, OK

#37 in Oklahoma

#8,955 in US

#17,736 in the World

Oklahoma City, OK, United States of America

Wood Group Esp, Inc.

Forward Citations = 524

28 inventors:

Michael R Berry (9 out of 9 patents)

Yasser Khan Bangash (7 out of 7 patents)

Stephen M Sakamoto (6 out of 6 patents)

4. Chengbao Wang (4 out of 25 patents)

5. Alan Howell (4 out of 9 patents)

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