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

Stuart Powell — 2 Patents

WAWaterleaf: 1 patents #5 of 18Top 30%
Englewood, CO: #348 of 810 inventorsTop 45%
Colorado: #17,188 of 40,980 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Stuart Powell has been granted 2 US patents while listed as an inventor at Waterleaf. The first was granted in 1983 and the most recent in December 2010. Stuart Powell ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Stuart Powell in Englewood, CO, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7857691 Entertainment system and method of operation thereof Robert Head, Neil Hewitson, Matthew David, Thomas Saroshan David, Matthew Killgallon 2010-12-28
4418871 Method and apparatus for reducing and classifying mineral crystalline and brittle noncrystalline material 1983-12-06