John R. Franzel

DI Data I/O: 1 patents #28 of 52Top 55%

📍 Des Moines, WA: #96 of 180 inventorsTop 55%

🗺 Washington: #48,111 of 76,902 inventorsTop 65%

Overall (All Time): #4,013,197 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4510572	Signature analysis system for testing digital circuits	John M. Reece, Robert G. Martin	1985-04-09