RL

Roger V. Lewis

WB Westinghouse Air Brake: 1 patents #2 of 16Top 15%
🗺 Pennsylvania: #1,500 of 5,512 inventorsTop 30%
Overall (2002): #127,681 of 266,432Top 50%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6378668 Spring applied parking brake assembly having a manual quick release feature James M. Zemyan 2002-04-30