For the Inventor, By the Inventor

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Waukesha, WI, United States of America

Husco International, Inc.

USPTO Granted Patents = 125

EPO Patents = 3

Trademarks = 6

Forward Citations = 2,231

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74 inventors (with patents filed for the assignee):

Joseph Lawrence Pfaff (32 out of 38 patents)

Dwight B Stephenson (22 out of 50 patents)

Raud A Wilke (14 out of 18 patents)

4. Keith A Tabor (13 out of 18 patents)

5. Eric P Hamkins (13 out of 15 patents)

6. Dennis R Barber (10 out of 10 patents)

7. David Schedgick (8 out of 8 patents)

8. Michael J Paik (8 out of 8 patents)

9. Xiaolong Yang (6 out of 6 patents)

10. Jason Greenwood (5 out of 5 patents)

11. Corey Quinnell (5 out of 5 patents)

12. Michael C Layne (5 out of 8 patents)

13. Leif Pedersen (4 out of 5 patents)

14. Gary J Pieper (4 out of 4 patents)

15. Edward Aloysius Flynn (4 out of 8 patents)

Core Competencies:

Hydraulic Control Systems

Electrohydraulic Valves

Pressure Compensation

Variable Displacement Pumps

Fluid Flow Allocation

Hydraulic Suspension Systems

Piston Pump Assemblies

Regeneration Techniques

Hydraulic Valve Assemblies

Flow Sensing Control

Off-Highway Vehicle Systems

Energy Recovery Methods

125 patents: Sort by Forward Citations

1. 11920326 - Systems and methods for determining control capabilities on an off-highway vehicle (2024-03-05),

2. 11761466 - Hydraulic control systems and methods using multi-function dynamic scaling (2023-09-19),

3. 11549525 - Electronically adjustable pressure compensated flow control with pressure limiting relief valve (2023-01-10),

4. 11415154 - Hydraulic systems and methods for nested pressure regulating valves (2022-08-16),

5. 10947996 - Systems and methods for selective enablement of hydraulic operation (2021-03-16),

6. 10443758 - Systems and methods for electrohydraulic valve calibration (2019-10-15),

7. 10268214 - Systems and methods for electrohydraulic valve calibration (2019-04-23),

8. 10125750 - Radial piston pump assemblies and use thereof in hydraulic circuits (2018-11-13),

9. 10072679 - Systems and methods for selectively engaged regeneration of a hydraulic system (2018-09-11),

10. 10072678 - Regeneration deactivation valve and method (2018-09-11),

11. 9752597 - Metered fluid source connection to downstream functions in PCLS systems (2017-09-05),

12. 9476432 - Hydraulic valve assembly with tank return flow compensation (2016-10-25),

13. 9303387 - Hydraulic system with open loop electrohydraulic pressure compensation (2016-04-05),

14. 9133605 - Flow sensing based variable pump control technique in a hydraulic system with open center control valves (2015-09-15),

15. 9091281 - System for allocating fluid from multiple pumps to a plurality of hydraulic functions on a priority basis (2015-07-28),

HUSCO International, Inc. is a global leader in the development and manufacturing of hydraulic and electro-hydraulic controls for various industries. With over 75 years of experience, HUSCO delivers innovative solutions for off-highway, automotive, and other specialized applications. The company focuses on precision engineering, advanced technologies, and exceptional customer service to provide high-quality, reliable products. For more information, visit their website.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

125 Patents

#2 in Waukesha, WI

#64 in Wisconsin

#2,982 in US

#6,216 in the World

Waukesha, WI, United States of America

Husco International, Inc.

Forward Citations = 2,231

74 inventors:

Joseph Lawrence Pfaff (32 out of 38 patents)

Dwight B Stephenson (22 out of 50 patents)

Raud A Wilke (14 out of 18 patents)

4. Keith A Tabor (13 out of 18 patents)

5. Eric P Hamkins (13 out of 15 patents)

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