TN

Thomas L. Nahrwold

DG Dana Automotive Systems Group: 13 patents #7 of 269Top 3%
TT Torque-Traction Technologies: 3 patents #17 of 116Top 15%
ST Spicer Technology: 2 patents #8 of 37Top 25%
DG Dana Heavy Vehicle Systems Group: 1 patents #101 of 191Top 55%
📍 Napoleon, OH: #2 of 40 inventorsTop 5%
🗺 Ohio: #3,584 of 73,341 inventorsTop 5%
Overall (All Time): #230,977 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
12370999 Wheel driving method and system Tim Wright, Brian SITTERLY, Marcus Schmidt 2025-07-29
12169018 Gear cooling system Dnyanesh Katre, Nicholas C. Billmaier 2024-12-17
11981199 Dig mode system and method for a vehicle 2024-05-14
11661066 Sand mode system and method for a vehicle 2023-05-30
11440417 System and method for adjusting vehicle performance Amar NIVARTHI 2022-09-13
11242899 Fluid distribution apparatus and the axle assembly made therewith Nicholas C. Billmaier 2022-02-08
10995836 Drive unit assembly Ken E. Cooper 2021-05-04
10968793 Axle assembly Sajeev C. Krishnan, Brian S. Longardner, Nicholas C. Billmaier, Astha Barve, Robin Dominiak 2021-04-06
10935089 Method of determining and predicting a ball loss in a ball and ramp assembly Jeroen Volckaert 2021-03-02
10808829 Integrated flow control member Brian SITTERLY 2020-10-20
10473168 Ball retaining ball and ramp assembly Scott A. Smith 2019-11-12
10012299 Integrated active limited slip differential Kenneth E. Cooper 2018-07-03
9885415 Differential clutch carrier lubrication and cooling system Randy L. Sommer 2018-02-06
7458911 Drive system for motor vehicle James A. Krisher, Kenneth E. Cooper, Gordon W. Hunt, Ralph W. Baxter, Jr., Randy L. Sommer 2008-12-02
6997284 Lubricant cooling system for a motor vehicle axle 2006-02-14
6951146 Method and apparatus for preloading pinion bearings Robert W. Sullivan 2005-10-04
6868609 Method and apparatus for preloading pinion bearings Robert W. Sullivan 2005-03-22
6793398 Low spring rate multi-convoluted collapsible spacer Patrick Ballinger, Robert W. Sullivan, Nolan James Knight 2004-09-21
6364803 Differential axle assembly with adjustable gear offset Mark Charles Barnholt, John E. Pressler, Edward Eugene Stuart, David Young 2002-04-02