For the Inventor, By the Inventor

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Oldmeldrum, United Kingdom

Rmspumptools Limited

USPTO Granted Patents = 11

% Expired Patents = 9.1

EPO Patents = 3

Forward Citations = 34

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12 inventors (with patents filed for the assignee):

Eric Chaize (4 out of 4 patents)

Andrew Leitch (2 out of 7 patents)

Stuart David Gordon (2 out of 2 patents)

4. Sakethraman Mahalingam (1 out of 18 patents)

5. Nigel Ames (1 out of 1 patent)

6. Matthew Pape (1 out of 1 patent)

7. Mark Patrick Robertson (1 out of 1 patent)

8. Jonathan Peter Murty (1 out of 1 patent)

9. Oliver Pearce (1 out of 1 patent)

10. Paul Shotter (1 out of 1 patent)

11. Christopher Thomas Wrighton (1 out of 11 patents)

12. Donald Jamieson (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 12480391 - Controlling downhole electrical submersible pump based on sensing rotor position (2025-11-25),

2. 10871040 - Connector assembly (2020-12-22),

3. 10738571 - Powering an ESP sensor using AC current (2020-08-11),

4. 9850732 - Seal assembly for a downhole device (2017-12-26),

5. 9637988 - Fluid vent assembly and method of venting fluid (2017-05-02),

6. RE46344 - Wet-mateable connector (2017-03-20),

7. 8668509 - Wet-mateable connector (2014-03-11),

8. 8376765 - Connector (2013-02-19),

9. 8353352 - Switch mechanisms that allow a single power cable to supply electrical power to two or more downhole electrical motors alternatively and methods associated therewith (2013-01-15),

10. 8272885 - Connector (2012-09-25),

11. 7900707 - Apparatus and method for selectively controlling fluid downhole in conjunction with a progressive cavity pump (PCP) (2011-03-08),

Rmspumptools Limited is a leading manufacturer of high-quality pump tools and equipment for the oil and gas industry. With a strong focus on innovation and customer satisfaction, we provide a wide range of products and services to meet the unique needs of our clients. Our team of experienced professionals is dedicated to delivering reliable and efficient solutions for any pumping application.

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

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USPTO Data Jan 1 1976 - Sep 29 2026

11 Patents

#1 in Oldmeldrum

#1,598 in United Kingdom

#51,671 in the World

Oldmeldrum, United Kingdom

Rmspumptools Limited

Forward Citations = 34

12 inventors:

Eric Chaize (4 out of 4 patents)

Andrew Leitch (2 out of 7 patents)

Stuart David Gordon (2 out of 2 patents)

4. Sakethraman Mahalingam (1 out of 18 patents)

5. Nigel Ames (1 out of 1 patent)

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