JD

John B. Drake

WB Westinghouse Air Brake: 1 patents #129 of 220Top 60%
📍 Cincinnati, OH: #4,941 of 8,043 inventorsTop 65%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #3,798,264 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5315520 Friction brake interface health check system for multiple-axle railway vehicles James A. Wood, Carl J. Slavick, Jr., Richard J. Mazur 1994-05-24