WJ

William E. Hollis, Jr.

WB Westinghouse Air Brake: 1 patents #129 of 220Top 60%
📍 Pittsburgh, PA: #2,489 of 7,570 inventorsTop 35%
🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,577,749 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7591476 Fifth wheel king pin release mechanism having additional functions Edward J. Boyd 2009-09-22
6201252 Fifth wheel king pin release mechanism 2001-03-13
5863060 Fifth wheel king pin release mechanism 1999-01-26