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For the Inventor, By the Inventor

Maumee, OH, United States of America

Dana Automotive Systems Group, LLC


USPTO Granted Patents = 343



Forward Citations = 662

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286 inventors (with patents filed for the assignee):

goldMedal Eric M Engerman (45 out of 50 patents)

silverMedal Michael Z Creech (27 out of 32 patents)

bronzeMedal Seung Tark Oh (20 out of 34 patents)

4.  Kenneth E Cooper (19 out of 28 patents)

5.  Perry M Paielli (16 out of 24 patents)

6.  Justin S Davis (15 out of 15 patents)

7.  Thomas L Nahrwold (13 out of 13 patents)

8.  Stijn Goossens (11 out of 20 patents)

9.  Mitchell R Lawson (10 out of 18 patents)

10.  Thibault G Devreese (10 out of 14 patents)

11.  Jeffrey A Dutkiewicz (9 out of 16 patents)

12.  Seth A Metzger (8 out of 9 patents)

13.  Christopher M Cook (8 out of 9 patents)

14.  Thomas M O'Neil (8 out of 12 patents)

15.  Johnny Neal Smith (8 out of 21 patents)


Core Competencies:
Electric Drive Axle
Gearbox Architecture
Electric Machine Cooling
Multi-Speed Transmission
Torque Control Systems
Axle Shaft Disconnect
Battery Enclosure Fastener
Differential Assembly
Electric Vehicle Systems
Temperature Compensation
Hydraulic Systems
Powertrain Management

343 patents:

1. 12485748 - Electric drive unit with parking gear assembly and operating method (2025-12-02),
2. 12479249 - Assembled suspension connection method for underslung axle (2025-11-25),
3. 12473969 - Methods and systems for a gear box with multiple ratios (2025-11-18),
4. 12459516 - Dual motor gearbox spool lock (2025-11-04),
5. 12444803 - Battery enclosure fastener (2025-10-14),
6. 12435778 - Electric axle with compact electric machine and gear train layout (2025-10-07),
7. 12434567 - Systems and methods for motor torque control for universal joint correction (2025-10-07),
8. 12434559 - Systems and methods for disconnecting vehicle axles (2025-10-07),
9. 12429586 - Dual data encoding in a pulse width modulation signal (2025-09-30),
10. 12429359 - Sensor system and a method of temperature-compensation thereof (2025-09-30),
11. 12424915 - Electric machine with axially displaceable rotor (2025-09-23),
12. 12391114 - Systems for electrified vehicle (2025-08-19),
13. 12388326 - Electric machine with a cooling assembly (2025-08-12),
14. 12370999 - Wheel driving method and system (2025-07-29),
15. 12365230 - Electric axle with compact electric machine and gearbox arrangement (2025-07-22),
Dana Automotive Systems Group, LLC is a leading global provider of drivetrain solutions and sealing products for the automotive industry. With a vast portfolio of innovative technologies, Dana delivers efficient and reliable products that enhance vehicle performance and fuel efficiency. Our expertise spans both conventional and alternative drivetrains, offering solutions for traditional internal combustion engines as well as electric and hybrid vehicles. With a commitment to quality and sustainability, Dana Automotive Systems Group is dedicated to driving the future of mobility.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Jan 6 2026

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343 Patents

#1 in Maumee, OH

#53 in Ohio

#1,264 in US

#2,569 in the World

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Maumee, OH, United States of America

Dana Automotive Systems Group, LLC

Forward Citations = 662

286 inventors:

goldMedal Eric M Engerman (45 out of 50 patents)

silverMedal Michael Z Creech (27 out of 32 patents)

bronzeMedal Seung Tark Oh (20 out of 34 patents)

4.  Kenneth E Cooper (19 out of 28 patents)

5.  Perry M Paielli (16 out of 24 patents)

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