DH

David L. Hill

WB Westinghouse Air Brake: 1 patents #2 of 7Top 30%
📍 Prospect, KY: #6 of 25 inventorsTop 25%
🗺 Kentucky: #357 of 1,177 inventorsTop 35%
Overall (2016): #426,974 of 481,213Top 90%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9457821 Railroad signaling and communication system using a fail-safe voltage sensor to verify trackside conditions in safety-critical railroad applications Francois P. Pretorius, Charles A. Wisniewski, Lawrence Lowe 2016-10-04