For the Inventor, By the Inventor

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Southfield, MI, United States of America

Techco Corporation

USPTO Granted Patents = 41

Forward Citations = 709

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4 inventors (with patents filed for the assignee):

Edward H Phillips (40 out of 73 patents)

Jeffrey Marshall Lloyd (1 out of 14 patents)

David W Shortt (1 out of 1 patent)

4. Edwards H Phillips (1 out of 1 patent)

Core Competencies:

Gerotor Pump

Power Steering Systems

Hydraulic Flow Control

Control Valves

Bootstrap Hydraulic Systems

Electro-Hydraulic Systems

Yoke Apparatus

Fluid Borne Noise Reduction

Servo Control

Preload Mechanism

Angular Velocity Determination

Hydrostatically Balanced Gear Pump

41 patents: Sort by Forward Citations

1. 7670122 - Gerotor pump (2010-03-02),

2. 7513188 - Force-based power steering system (2009-04-07),

3. 6370459 - Feedback and servo control for electric power steering systems (2002-04-09),

4. 6152254 - Feedback and servo control for electric power steering system with (2000-11-28),

5. 6142031 - Yoke apparatus for rack and pinion (2000-11-07),

6. 6122912 - Electro-hydraulic power steering systems having improved efficiency (2000-09-26),

7. 6119540 - Yoke apparatus for rack and pinion (2000-09-19),

8. 5931046 - Yoke apparatus for rack and pinion (1999-08-03),

9. 5845532 - Yoke apparatus for rack and pinion (1998-12-08),

10. 5802919 - Yoke apparatus for rack and pinion (1998-09-08),

11. 5791141 - Method and apparatus for reduction of fluid borne noise in hydraulic (1998-08-11),

12. 5775361 - Method and apparatus for enhancing stability in hydraulic flow control (1998-07-07),

13. 5755097 - Bootstrap power steering systems (1998-05-26),

14. 5718149 - Yoke apparatus for rack and pinion (1998-02-17),

15. 5711345 - Method and apparatus for forming a control valve for hydraulic circuits (1998-01-27),

Techco Corporation is a leading technology company that provides innovative solutions in the fields of software development, artificial intelligence, cloud computing, and cybersecurity. With a strong focus on research and development, we aim to deliver cutting-edge technological advancements to our clients. Our team of highly skilled professionals is committed to delivering quality products and services that meet the evolving needs of our customers. Visit our website to learn more about our expertise and how we can help your business thrive in the digital era.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

41 Patents

#18 in Southfield, MI

#309 in Michigan

#8,159 in US

#16,205 in the World

Southfield, MI, United States of America

Techco Corporation

Forward Citations = 709

4 inventors:

Edward H Phillips (40 out of 73 patents)

Jeffrey Marshall Lloyd (1 out of 14 patents)

David W Shortt (1 out of 1 patent)

4. Edwards H Phillips (1 out of 1 patent)

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