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For the Inventor, By the Inventor

Menomonee Falls, WI, United States of America

Enerpac Tool Group Corp.


USPTO Granted Patents = 27

% Expired Patents = 3.7



Trademarks = 18

Forward Citations = 16

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57 inventors (with patents filed for the assignee):

goldMedal Nathan Adam Hughes (6 out of 7 patents)

silverMedal Andrew Dumelow (5 out of 5 patents)

bronzeMedal Robin Shaw (5 out of 5 patents)

4.  Barry Fallon (4 out of 10 patents)

5.  Curtis Lee Van Weelden (4 out of 16 patents)

6.  Samantha Ann Teumer (4 out of 4 patents)

7.  Kyle Michael Harvey (4 out of 4 patents)

8.  Roger Roy Pili (3 out of 3 patents)

9.  Thomas Foley (3 out of 3 patents)

10.  Bryan Hall (3 out of 3 patents)

11.  Evangelia Angelaki (3 out of 3 patents)

12.  Matthiew John Schleis (3 out of 3 patents)

13.  Benjamin W Keeton (2 out of 2 patents)

14.  Eric D Norquist (2 out of 21 patents)

15.  Ben Gall (2 out of 2 patents)


27 patents:

1. 12742696 - Portable calibration tool (2026-09-22),
2. 12736374 - Cylinder sensor assembly (2026-09-15),
3. 12722260 - Load measurement system for hydraulic torque wrench (2026-09-01),
4. 12703051 - Pin puller assembly and methods (2026-08-11),
5. 12623321 - Hazard detection for torque wrench (2026-05-12),
6. 12618485 - Valves for controlling flow of pressurized fluid to a tool (2026-05-05),
7. 12594659 - Fluid-powered torque wrench with fluid pump controls (2026-04-07),
8. D1105877 - Column member for a pin puller tool assembly (2025-12-16),
9. D1090231 - Tensioning device (2025-08-26),
10. 12392331 - Hydraulic pump with two-stage operation (2025-08-19),
11. 12331764 - Hydraulic jack assembly and pin puller assembly (2025-06-17),
12. 12263570 - Hydraulic tools (2025-04-01),
13. 12246418 - Load measurement system for hydraulic torque wrench (2025-03-11),
14. 12241465 - Pump and filling assembly (2025-03-04),
15. 12233519 - Tensioning device (2025-02-25),
Enerpac Tool Group Corp. is a leading industrial tools and equipment manufacturer, specializing in high-pressure hydraulic tools and solutions. With a global presence and a focus on innovation, efficiency, and safety, Enerpac Tool Group Corp. serves a wide range of industries, including manufacturing, construction, oil and gas, mining, and more. Their products are known for their reliability, durability, and performance, making them a trusted partner for professionals around the world.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 22 2026

Enerpac Tool Group Corp.
27 Patents

#7 in Menomonee Falls, WI

#293 in Wisconsin

#12,401 in US

#23,953 in the World

Menomonee Falls, WI (US)
Menomonee Falls, WI, United States of America

Enerpac Tool Group Corp.

Forward Citations = 16

57 inventors:

goldMedal Nathan Adam Hughes (6 out of 7 patents)

silverMedal Andrew Dumelow (5 out of 5 patents)

bronzeMedal Robin Shaw (5 out of 5 patents)

4.  Barry Fallon (4 out of 10 patents)

5.  Curtis Lee Van Weelden (4 out of 16 patents)

Please report any incorrect information to [email protected]
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