Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
WA

William Armstrong — 2 Patents

NVIDIA: 1 patents #4,387 of 7,811Top 60%
Libertyville, IL: #456 of 868 inventorsTop 55%
Illinois: #34,875 of 84,256 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
William Armstrong has been granted 2 US patents while listed as an inventor at NVIDIA. The first was granted in 1989 and the most recent in March 2011. William Armstrong ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list William Armstrong in Libertyville, IL, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7902262 Method of recycling mixed streams of ewaste (WEEE) Stephen Morriss, Glen Wilkie, John Scheirs 2011-03-08
4833831 Apparatus and method for sizing and finishing fixed jaw openings of open-ended wrenches 1989-05-30