Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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William L. Watson — 7 Patents

UNUnknown: 2 patents #12,644 of 83,584Top 20%
New York, NY: #2,900 of 20,192 inventorsTop 15%
New York: #20,477 of 115,490 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
William L. Watson has been granted 7 US patents while listed as an inventor at Unknown. The first was granted in 1986 and the most recent in December 2025. William L. Watson ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list William L. Watson in New York, NY, US.

Patents per Year

Patents granted per year, 1986 to 1993Bar chart with a peak of 2 patents in 1991.peak 21986: 1 patents19861988: 1 patents19881991: 2 patents19911992: 1 patents19921993: 1 patents1993

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
12508813 Ink cartridge receiving module Jose Manuel Romero, Roland R. Laurent 2025-12-30
5239754 Power take-off system for chain saw Kenneth Watson 1993-08-31
5123630 Portable winch Kenneth Watson 1992-06-23
5016486 Reversing drive mechanism Kenneth Watson 1991-05-21
5002259 Power winch system David J. Manning 1991-03-26
4720184 Reversing and non-reversing mirror device 1988-01-19
4580880 Non-reversing mirror device with perceived depth perspective 1986-04-08