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

Gold Coast, AU: #109 of 365 inventorsTop 30%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Stuart JOHNSTONE has been granted 2 US patents. The first was granted in 2022 and the most recent in July 2024. Stuart JOHNSTONE ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Stuart JOHNSTONE in Gold Coast, AU.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12051951 Cooling arrangements in devices or components with windings David Bruce Trowbridge SERCOMBE, John Alan KELLS 2024-07-30
11374452 Cooling arrangements in devices or components with windings David Bruce Trowbridge SERCOMBE, John Alan KELLS 2022-06-28