For the Inventor, By the Inventor

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Tulsa, OK, United States of America

Mcelroy Manufacturing, Inc.

USPTO Granted Patents = 31

% Expired Patents = 3.2

CIPO Patents = 5

EPO Patents = 15

Trademarks = 23

Forward Citations = 156

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31 inventors (with patents filed for the assignee):

Arthur H McElroy, Ii (13 out of 31 patents)

David W Porter (9 out of 11 patents)

James R Perrault (7 out of 15 patents)

4. Timothy Michael Thoman (7 out of 10 patents)

5. Paul John Donaldson (6 out of 7 patents)

6. Bobby Lee Murray (5 out of 6 patents)

7. Seth P Ahrens (5 out of 5 patents)

8. Jason A Lawrence (4 out of 7 patents)

9. William Barton Draeger (4 out of 4 patents)

10. Richard A Deaver (3 out of 3 patents)

11. Brian M O'Connell (2 out of 8 patents)

12. Abraham B Contreras (2 out of 3 patents)

13. Fabiano Tavares De Souza (2 out of 2 patents)

14. Brandon William Jackman (2 out of 2 patents)

15. Timothy A Lyon (2 out of 2 patents)

Core Competencies:

Polyethylene Pipe

Pipe Fusion Machine

Modular Carriage Assembly

Butt Fusion

Cartesian Pipe Facer

Clamp Assembly

Socket Fusion Jig

Tapered Wattage Radial Heater

Self-Contained Machine

Automated Fin Tube Process

Pneumatic Mandrel

Programmable Device

31 patents: Sort by Forward Citations

1. 12162226 - Apparatus and method having multiple operating modes for fusing polyethylene pipe (2024-12-10),

2. 11602905 - Apparatus and method having multiple operating modes for fusing polyethylene pipe (2023-03-14),

3. 11458693 - Pipe fusion machine (2022-10-04),

4. 11312088 - Modular carriage assembly for the fusion of polyolefin pipes (2022-04-26),

5. 11034097 - Method for butt fusion of polyethylene pipe (2021-06-15),

6. 10751950 - Pipe fusion machine (2020-08-25),

7. 10682780 - Facer for end fusion of polyolefin pipes (2020-06-16),

8. 10603724 - Cartesian pipe facer (2020-03-31),

9. 10436362 - Clamp assembly (2019-10-08),

10. 10369751 - Top-loading straddle-mounted pipe fusion machine (2019-08-06),

11. 10343336 - Tool for fusing outlet fittings in a plastic pipe and method of using the tool (2019-07-09),

12. 10160101 - Socket fusion jig (2018-12-25),

13. 10093000 - Socket fusion jig (2018-10-09),

14. 9638355 - Seal girding a stick of pipe or a pipeline in the entry or exit ports of a pipe fusion chamber (2017-05-02),

15. 9604288 - Cartesian pipe facer (2017-03-28),

Mcelroy Manufacturing, Inc. is a leading provider of pipe fusion equipment and related technologies, specializing in the development and manufacture of innovative solutions for the construction and utility industries. Based in Tulsa, Oklahoma, the company focuses on enhancing the efficiency and reliability of pipe joining processes, particularly in the areas of thermoplastic piping systems. Mcelroy's commitment to research and development ensures that it remains at the forefront of advancements in fusion technology, serving a diverse range of applications globally.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

31 Patents

#23 in Tulsa, OK

#51 in Oklahoma

#10,912 in US

#21,217 in the World

Tulsa, OK, United States of America

Mcelroy Manufacturing, Inc.

Forward Citations = 156

31 inventors:

Arthur H McElroy, Ii (13 out of 31 patents)

David W Porter (9 out of 11 patents)

James R Perrault (7 out of 15 patents)

4. Timothy Michael Thoman (7 out of 10 patents)

5. Paul John Donaldson (6 out of 7 patents)

Please report any incorrect information to [email protected]

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