William J. Ropars

📍 Dover, NH: #164 of 261 inventorsTop 65%

🗺 New Hampshire: #7,386 of 12,181 inventorsTop 65%

Overall (All Time): #3,858,708 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5145178	Golf game apparatus	—	1992-09-08