DP

D. Mark Pettit

NB New York Air Brake: 4 patents #36 of 147Top 25%
📍 Fort Drum, NY: #6 of 20 inventorsTop 30%
🗺 New York: #31,572 of 115,490 inventorsTop 30%
Overall (All Time): #1,265,765 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6746087 Electronic equalizing reservoir controller with pneumatic penalty override John M. Reynolds 2004-06-08
6135574 Modular locomotive brake control unit John J. Allen, Ronald O. Newton, Brett A. Pierce, Kevin D. Root, Richard E. Sinn +1 more 2000-10-24
6036284 Modular locomotive brake control unit John J. Allen, Ronald O. Newton, Brett A. Pierce, Kevin D. Root, Richard E. Sinn +1 more 2000-03-14
5803124 Rail vehicle brake manifold Ronald O. Newton 1998-09-08