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For the Inventor, By the Inventor

Auburn Hills, MI, United States of America

Borgwarner Inc.


USPTO Granted Patents = 2,729

% Expired Patents = 22.3



Trademarks = 35

Forward Citations = 23,589

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1,800 inventors (with patents filed for the assignee):

goldMedal Larry A Pritchard (76 out of 85 patents)

silverMedal Roger T Simpson (55 out of 77 patents)

bronzeMedal Kirk E Neet (49 out of 108 patents)

4.  Mark M Wigsten (42 out of 47 patents)

5.  Franklin R Smith (35 out of 47 patents)

6.  George L Markley (34 out of 40 patents)

7.  Dan Joseph Showalter (31 out of 55 patents)

8.  Calahan B Campton (31 out of 32 patents)

9.  Robert D Keefover (30 out of 30 patents)

10.  Chad M McCloy (29 out of 30 patents)

11.  Dietmar Metz (28 out of 28 patents)

12.  Thomas Ramb (27 out of 27 patents)

13.  Melissa Mei Koenig (26 out of 28 patents)

14.  Kevin B Todd (24 out of 31 patents)

15.  Philip J Mott (24 out of 70 patents)


Core Competencies:
Electric Motor
Rotor Assembly
Torque Transmission
Cooling System
Differential Gear
Stator Winding
Variable Camshaft
Electric Vehicle
Turbocharger
Hydraulic Tensioner
Power Factor Correction
Axial Flux Motor

2,729 patents:

1. 12756281 - Barrier coating for an electric motor rotor assembly (2026-10-06),
2. 12756248 - Stator arrangement for a radial flux motor (2026-10-06),
3. 12752639 - Systems for auxiliary battery for inverter for electric vehicle (2026-10-06),
4. 12738831 - Systems and methods for switch driver for power converter for electric vehicle (2026-09-15),
5. 12738798 - Electric motor (2026-09-15),
6. 12736126 - Electric vehicle transmission (2026-09-15),
7. 12734935 - Electric vehicle powertrain controller (2026-09-15),
8. 12732127 - Systems and methods for configurable electrical inverter (2026-09-08),
9. 12732043 - Rotor for an external rotor motor (2026-09-08),
10. 12729635 - Carrier-less spring loaded planetary gearset used with eVCT (2026-09-08),
11. 12706503 - Coil assembly (2026-08-11),
12. 12700761 - Permanent magnet for an electric machine and method of making the same (2026-08-04),
13. 12695350 - Electric machine wedges and method for insertion of wedges (2026-07-28),
14. 12695344 - Hybrid rotor module with clutch assemblies and cooling of rotor and stator (2026-07-28),
15. 12680610 - Dual drive gear shift assembly for vehicle gearbox (2026-07-14),
BorgWarner Inc., headquartered in Auburn Hills, Michigan, specializes in advanced automotive technologies with a strong focus on electric machine technology. The company develops and manufactures components essential for electric vehicles, including electric motors, rotor assemblies, and cooling systems. Their expertise extends to torque transmission and differential gear systems, as well as variable camshaft technologies. BorgWarner is committed to innovation in the automotive sector, driving the transition towards sustainable mobility solutions.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

Borgwarner Inc.
2,729 Patents

#1 in Auburn Hills, MI

#10 in Michigan

#174 in US

#348 in the World

Auburn Hills, MI (US)
Auburn Hills, MI, United States of America

Borgwarner Inc.

Forward Citations = 23,589

1,800 inventors:

goldMedal Larry A Pritchard (76 out of 85 patents)

silverMedal Roger T Simpson (55 out of 77 patents)

bronzeMedal Kirk E Neet (49 out of 108 patents)

4.  Mark M Wigsten (42 out of 47 patents)

5.  Franklin R Smith (35 out of 47 patents)

Please report any incorrect information to [email protected]
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