Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Stuart Hackwell — 2 Patents

RBRain Bird: 2 patents #118 of 274Top 45%
Oro Valley, AZ: #110 of 248 inventorsTop 45%
Arizona: #13,181 of 32,909 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Stuart Hackwell has been granted 2 US patents while listed as an inventor at Rain Bird. The first was granted in 2023 and the most recent in September 2024. Stuart Hackwell ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Stuart Hackwell in Oro Valley, AZ, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12097516 Irrigation control based on a user entered number of watering passes Patrick V. Loper, David E. Colombo 2024-09-24
11738361 Irrigation control based on a user entered number of watering passes Patrick V. Loper, David E. Colombo 2023-08-29