William J. Neilson

SI Smith International: 1 patents #390 of 708Top 60%

📍 Murrieta, CA: #210 of 398 inventorsTop 55%

🗺 California: #247,236 of 386,348 inventorsTop 65%

Overall (All Time): #4,048,411 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4372624	Dynamic O-ring seal	—	1983-02-08