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Houston, TX, United States of America

Pathfinder Energy Services, Inc.

USPTO Granted Patents = 45

CIPO Patents = 5

Forward Citations = 933

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20 inventors (with patents filed for the assignee):

Samuel Mark Haugland (9 out of 12 patents)

Junichi Sugiura (5 out of 58 patents)

Graham A McElhinney (5 out of 21 patents)

4. Robert Anthony Moore (5 out of 14 patents)

5. William C Paluch (4 out of 18 patents)

6. Stephen Jones (4 out of 30 patents)

7. Elan Yogeswaren (4 out of 22 patents)

8. Michael J Moody (4 out of 12 patents)

9. S Mark Haugland (4 out of 6 patents)

10. Haoshi Song (2 out of 20 patents)

11. Jay Milton Eppink (2 out of 31 patents)

12. Emilio Baron (2 out of 3 patents)

13. Wei Han (1 out of 15 patents)

14. Terrence G Frith (1 out of 8 patents)

15. Tsili Wang (1 out of 83 patents)

Core Competencies:

Caliper Logging

Downhole Dynamics Measurements

Piezocomposite Transducer

Drilling Fluid Pressure Detection

Closed-Loop Control

Well Logging Apparatus

Rotary Steerable Tool

Azimuthally Sensitive Receiver

Electrical Parameters Estimation

Acoustic Sensor

Borehole Surveying Techniques

Formation Porosity Estimation

45 patents: Sort by Forward Citations

1. 8117907 - Caliper logging using circumferentially spaced and/or angled transducer elements (2012-02-21),

2. 7571643 - Apparatus and method for downhole dynamics measurements (2009-08-11),

3. 7513147 - Piezocomposite transducer for a downhole measurement tool (2009-04-07),

4. 7489591 - Drilling fluid pressure pulse detection using a differential transducer (2009-02-10),

5. 7482812 - Series-resonant tuning of an LWD receiver (2009-01-27),

6. 7464770 - Closed-loop control of hydraulic pressure in a downhole steering tool (2008-12-16),

7. 7436184 - Well logging apparatus for obtaining azimuthally sensitive formation resistivity measurements (2008-10-14),

8. 7426967 - Rotary steerable tool including drill string rotation measurement apparatus (2008-09-23),

9. 7414405 - Measurement tool for obtaining tool face on a rotating drill collar (2008-08-19),

10. 7403857 - Enhanced measurement of azimuthal dependence of subterranean parameters with filters and/or discretely sampled data (2008-07-22),

11. 7388379 - Series-resonant tuning of a downhole loop antenna (2008-06-17),

12. 7385400 - Azimuthally sensitive receiver array for an electromagnetic measurement tool (2008-06-10),

13. 7383897 - Downhole steering tool having a non-rotating bendable section (2008-06-10),

14. 7377333 - Linear position sensor for downhole tools and method of use (2008-05-27),

15. 7363159 - Method of determining resistivity and/or dielectric values of an earth formation as a function of position within the earth formation (2008-04-22),

PathFinder Energy Services, Inc. is a leading provider of energy solutions, specializing in the exploration and production of oil and gas. With a focus on innovation and technology, PathFinder offers a wide range of services including drilling, well completions, production optimization, and asset management. Our team of experienced professionals is committed to delivering exceptional results for our clients, ensuring maximum efficiency and profitability. Visit our website for more information on our services and expertise in the energy industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

45 Patents

#126 in Houston, TX

#425 in Texas

#7,493 in US

#14,972 in the World

Houston, TX, United States of America

Pathfinder Energy Services, Inc.

Forward Citations = 933

20 inventors:

Samuel Mark Haugland (9 out of 12 patents)

Junichi Sugiura (5 out of 58 patents)

Graham A McElhinney (5 out of 21 patents)

4. Robert Anthony Moore (5 out of 14 patents)

5. William C Paluch (4 out of 18 patents)

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