For the Inventor, By the Inventor

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Saginaw, MI, United States of America

Thomson Saginaw Ball Screw Company, LLC

USPTO Granted Patents = 27

Trademarks = 2

Forward Citations = 370

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20 inventors (with patents filed for the assignee):

James A Babinski (7 out of 8 patents)

David A Lange (5 out of 5 patents)

Robert L Benton (5 out of 11 patents)

4. William E Welling (4 out of 4 patents)

5. Dennis Frederick Walton (2 out of 2 patents)

6. David A Sepesi (2 out of 3 patents)

7. David Ray Laskey (2 out of 2 patents)

8. Michael J Bonzak (2 out of 2 patents)

9. Randy W Dolata (2 out of 2 patents)

10. Ryan B West (1 out of 2 patents)

11. Sid M Zimmerman (1 out of 1 patent)

12. John E Kinney (1 out of 1 patent)

13. Mark P Brown (1 out of 2 patents)

14. Edward L Stump (1 out of 1 patent)

15. Peter R Mugglestone (1 out of 7 patents)

27 patents: Sort by Forward Citations

1. 6898994 - Ball nut and screw assembly (2005-05-31),

2. 6761080 - Multiple stage, multiple extend, speed reducing ball screw linear actuator and method of constructing and operating the actuator (2004-07-13),

3. 6601676 - Self-lubricating ballscrew (2003-08-05),

4. 6568508 - Internally lubricated ball screw and nut linear actuator (2003-05-27),

5. 6453761 - Direct attachment electric motor operated ball nut and screw linear actuator (2002-09-24),

6. 6112610 - Externally insertable self-retaining crossover for ball nut and screw (2000-09-05),

7. 6101889 - Ball screw and nut linear actuator assemblies and methods of (2000-08-15),

8. 6082207 - Vertically operating ball screw and nut actuator system for (2000-07-04),

9. 6014906 - Ball screw and nut assembly incorporating a partible multiple jaw (2000-01-18),

10. 5943919 - Ball screw actuators (1999-08-31),

11. 5943910 - Telescopic ball nut and screw linear actuator and method of constucting (1999-08-31),

12. 5937700 - Externally installable ball return crossover systems for ball nut and (1999-08-17),

13. 5899114 - Differential ball screw and nut assembly and method of obtaining (1999-05-04),

14. 5868032 - Ball screw and nut linear actuator assemblies and methods of cushioning (1999-02-09),

15. 5622082 - Ball nut and screw assemblies with improved crossovers (1997-04-22),

Thomson Saginaw Ball Screw Company, LLC is a leading manufacturer of precision ball screws and linear motion systems. With a legacy of over 70 years, we are committed to providing high-quality, reliable products to our customers worldwide. Our expertise lies in designing and manufacturing ball screws that deliver smooth and efficient motion in various industries, including aerospace, automotive, medical, and industrial automation. Visit our website to learn more about our products and solutions.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

27 Patents

#3 in Saginaw, MI

#439 in Michigan

#11,991 in US

#23,270 in the World

Saginaw, MI, United States of America

Thomson Saginaw Ball Screw Company, LLC

Forward Citations = 370

20 inventors:

James A Babinski (7 out of 8 patents)

David A Lange (5 out of 5 patents)

Robert L Benton (5 out of 11 patents)

4. William E Welling (4 out of 4 patents)

5. Dennis Frederick Walton (2 out of 2 patents)

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