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Traverse City, MI, United States of America

The Oilgear Company

USPTO Granted Patents = 17

CIPO Patents = 2

EPO Patents = 2

Trademarks = 2

Forward Citations = 136

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21 inventors (with patents filed for the assignee):

Jared Schlueter (6 out of 6 patents)

Mitch Terhune (4 out of 4 patents)

Gary S Jendrzejek (3 out of 3 patents)

4. Joshua B Groves (2 out of 2 patents)

5. Josh Groves (2 out of 2 patents)

6. Frank Groves (2 out of 2 patents)

7. Tyler Zawacki (2 out of 2 patents)

8. Dan Mizell (2 out of 2 patents)

9. Christopher Jon Walter (1 out of 3 patents)

10. Zach Beery (1 out of 2 patents)

11. Robert D Chung (1 out of 1 patent)

12. Anthony M Claas (1 out of 3 patents)

13. Reginald J Goss (1 out of 1 patent)

14. Mark J Matenaer (1 out of 1 patent)

15. Michael J Voigt (1 out of 1 patent)

17 patents: Sort by Forward Citations

1. 12320438 - High stability regulator (2025-06-03),

2. 12258980 - Subsea hydraulic pressure boosting and regulating system (2025-03-25),

3. 12044327 - Multi-function subplate mounted valve (2024-07-23),

4. 11891928 - Hydraulic valve with linear adjustable throttling gate and a hydraulic velocity fuse throttling gate (2024-02-06),

5. 11828376 - High stability regulator (2023-11-28),

6. 11480255 - Multi-function subplate mounted valve (2022-10-25),

7. 11401954 - Subsea hydraulic pressure boosting and regulating system (2022-08-02),

8. 10508745 - Valve assembly (2019-12-17),

9. 10365669 - Systems and methods for fluid regulation (2019-07-30),

10. 7172394 - Saddle bearing liner for axial piston pump (2007-02-06),

11. 4932310 - Bearing lubrication in axial piston fluid devices (1990-06-12),

12. 4710107 - Swashblock lubrication in axial piston fluid displacement devices (1987-12-01),

13. 4644748 - Constant speed hydraulic drive (1987-02-24),

14. 4560309 - Two tooth tapered reamer (1985-12-24),

15. 4434811 - Coupling seal and method of assembly (1984-03-06),

The Oilgear Company is a global provider of hydraulic solutions for a variety of industries, including oil and gas, mining, construction, and more. With over 60 years of experience, Oilgear offers a wide range of high-quality products and services, including pumps, valves, and control systems, to help customers optimize their operations and maximize efficiency. Visit our website to learn more about our innovative solutions and how we can help meet your hydraulic needs.

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

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USPTO Data Jan 1 1976 - Dec 16 2025

17 Patents

#2 in Traverse City, MI

#662 in Michigan

#18,307 in US

#34,831 in the World

Traverse City, MI, United States of America

The Oilgear Company

Forward Citations = 136

21 inventors:

Jared Schlueter (6 out of 6 patents)

Mitch Terhune (4 out of 4 patents)

Gary S Jendrzejek (3 out of 3 patents)

4. Joshua B Groves (2 out of 2 patents)

5. Josh Groves (2 out of 2 patents)

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