For the Inventor, By the Inventor

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Elk Grove Village, IL, United States of America

Dexter Magnetic Technologies, Inc.

USPTO Granted Patents = 21

EPO Patents = 1

Trademarks = 5

Forward Citations = 319

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19 inventors (with patents filed for the assignee):

Richard E Stelter (7 out of 9 patents)

Chun Li (5 out of 5 patents)

Gareth P Hatch (5 out of 5 patents)

4. David Choit (3 out of 3 patents)

5. William J McDonald (3 out of 24 patents)

6. Timothy F Price (3 out of 3 patents)

7. Thomas J Devaney (3 out of 3 patents)

8. Christopher A Ras (2 out of 2 patents)

9. Mike Schilling (2 out of 2 patents)

10. Paul Lituri (2 out of 2 patents)

11. Martin D Sterman (2 out of 2 patents)

12. Jeffrey E Foy (2 out of 2 patents)

13. Eric B Sweeney (2 out of 2 patents)

14. Aron Welk (1 out of 3 patents)

15. Anthony Parakka (1 out of 1 patent)

21 patents: Sort by Forward Citations

1. 10529362 - Magnetic structure for erasing media having high magnetic coercivity (2020-01-07),

2. 8760153 - High resolution absolute orientation rotary magnetic encoder (2014-06-24),

3. 8520333 - Magnetic structure for erasing disk or disks within hard disk drives (2013-08-27),

4. 8305177 - Multi function magnetic decoupler (2012-11-06),

5. 7549467 - Wellbore motor having magnetic gear drive (2009-06-23),

6. 7487829 - Wellbore valve having linear magnetically geared valve actuator (2009-02-10),

7. 7481283 - Wellbore motor having magnetic gear drive (2009-01-27),

8. 7373716 - Method for constructing permanent magnet assemblies (2008-05-20),

9. 7258799 - Method and apparatus for magnetic separation of particles (2007-08-21),

10. 7182843 - Rotating sputtering magnetron (2007-02-27),

11. 7135792 - High field voice coil motor (2006-11-14),

12. 6572778 - Method for separating magnetized substances from a solution (2003-06-03),

13. 6562239 - Magnetic separation device (2003-05-13),

14. 6514416 - Method and apparatus for magnetic separation of particles (2003-02-04),

15. 6514415 - Method and apparatus for magnetic separation of particles (2003-02-04),

Dexter Magnetic Technologies, Inc. is a leading provider of magnetic solutions for a wide range of industries. With over 60 years of experience, the company specializes in designing, manufacturing, and distributing permanent magnets, magnetic assemblies, and related products. Dexter's innovative solutions are used in medical devices, automotive systems, aerospace applications, industrial equipment, and more. Their team of experts is committed to delivering high-quality products that meet customer specifications and requirements.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

21 Patents

#10 in Elk Grove Village, IL

#775 in Illinois

#15,181 in US

#29,079 in the World

Elk Grove Village, IL, United States of America

Dexter Magnetic Technologies, Inc.

Forward Citations = 319

19 inventors:

Richard E Stelter (7 out of 9 patents)

Chun Li (5 out of 5 patents)

Gareth P Hatch (5 out of 5 patents)

4. David Choit (3 out of 3 patents)

5. William J McDonald (3 out of 24 patents)

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