Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Duncan Armstrong — 2 Patents

MOMongodb: 1 patents #53 of 86Top 65%
Patchogue, NY: #67 of 160 inventorsTop 45%
New York: #49,169 of 115,490 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Duncan Armstrong has been granted 2 US patents while listed as an inventor at Mongodb. The first was granted in 1993 and the most recent in March 2024. Duncan Armstrong ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Duncan Armstrong in Patchogue, NY, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11921744 Systems and methods for detecting performance degradation in distributed database deployments Cailin Anne Nelson, Golam Rezwan Khan, Jonathan Balsano 2024-03-05 $366,169,000
5254264 Method of dispensing a substance into a flow of water 1993-10-19