For the Inventor, By the Inventor

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Lufkin, TX, United States of America

Lufkin Industries, LLC

Calculating rank

USPTO Granted Patents = 27

% Expired Patents = 14.8

CIPO Patents = 4

EPO Patents = 9

Trademarks = 4

Forward Citations = 219

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46 inventors (with patents filed for the assignee):

Doneil Macusi Dorado (6 out of 8 patents)

Sam Gavin Gibbs (4 out of 9 patents)

Kenneth Bernard Nolen (4 out of 9 patents)

4. LeMoyne Boyer (3 out of 6 patents)

5. David W Doyle (3 out of 5 patents)

6. Kenneth H Vincent (3 out of 4 patents)

7. Thomas P Shoup (3 out of 3 patents)

8. Eric S Oestreich (3 out of 5 patents)

9. Michael A Fesi (2 out of 13 patents)

10. John C Nicholas (2 out of 9 patents)

11. Donald H Rockefeller (2 out of 3 patents)

12. Willard J Lapeyrouse (2 out of 3 patents)

13. Jeffrey J Dacunha (2 out of 2 patents)

14. Kenneth O Beckman (2 out of 2 patents)

15. John M McCrady (1 out of 10 patents)

Core Competencies:

Optical Alignment

Rod Pumping Unit

Gas Lift Systems

Hydraulic Apparatus

Fluid Sensor

Journal Bearing

Progressing Cavity Pump

Leakage Rate Measurement

Dynamic Loads

Sucker Rod Pump

Walking Beam Unit

Vehicle Suspension

27 patents: Sort by Forward Citations

1. 10590725 - Optical alignment system for beam pumping unit (2020-03-17),

2. 10422205 - Low profile rod pumping unit with pneumatic counterbalance for the active control of the rod string (2019-09-24),

3. 9725995 - Bottle chamber gas lift systems, apparatuses, and methods thereof (2017-08-08),

4. 9618048 - Reverse bypass cooling for tilted pad journal and tilting pad thrust bearings (2017-04-11),

5. 9617837 - Hydraulic oil well pumping apparatus (2017-04-11),

6. 9587672 - Adjustable offset pivot journal pad (2017-03-07),

7. 9541436 - Distributed two dimensional fluid sensor (2017-01-10),

8. 9534634 - Bearing system for dynamically varying loads (2017-01-03),

9. 9410572 - Five-axial groove cylindrical journal bearing with pressure dams for bi-directional rotation (2016-08-09),

10. 9115574 - Low profile rod pumping unit with pneumatic counterbalance for the active control of the rod string (2015-08-25),

11. 9013322 - Real-time onsite internet communication with well manager for constant well optimization (2015-04-21),

12. 8894286 - Bridge spring centering device for squeeze film dampers (2014-11-25),

13. 8849594 - Methods for measuring leakage rate and inferring production rate of an oilfield downhole pump (2014-09-30),

14. 8678082 - Hydraulic oil well pumping apparatus (2014-03-25),

15. 8433516 - Apparatus for analysis and control of a reciprocating pump system by determination of a pump card (2013-04-30),

Company Overview

Lufkin Industries, LLC, based in Lufkin, Texas, specializes in the design and manufacture of equipment and services for the oil and gas industry. The company is known for its innovative solutions in artificial lift systems, including rod lift and pump technologies, which enhance the efficiency of oil extraction processes. Lufkin also focuses on providing advanced monitoring and control systems, contributing to the optimization of production operations. With a commitment to engineering excellence, Lufkin serves clients across various regions, supporting the energy sector's evolving needs.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

27 Patents

#1 in Lufkin, TX

#710 in Texas

#12,429 in US

#24,028 in the World

Lufkin, TX, United States of America

Lufkin Industries, LLC

Forward Citations = 219

46 inventors:

Doneil Macusi Dorado (6 out of 8 patents)

Sam Gavin Gibbs (4 out of 9 patents)

Kenneth Bernard Nolen (4 out of 9 patents)

4. LeMoyne Boyer (3 out of 6 patents)

5. David W Doyle (3 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Lufkin Industries, LLC. Retrieved from https://idiyas.com/company/lufkin-industries

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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