William R. Popp

US Union Switch & Signal: 1 patents #25 of 78Top 35%

📍 Pittsburgh, PA: #4,559 of 7,570 inventorsTop 65%

🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%

Overall (All Time): #3,722,758 of 4,157,543Top 90%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5659137	Decelerometer	—	1997-08-19