Richard R. Duggan

📍 Zimmerman, MN: #49 of 80 inventorsTop 65%

🗺 Minnesota: #32,449 of 52,454 inventorsTop 65%

Overall (All Time): #3,782,780 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5461325	Probe clamp assembly	—	1995-10-24