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USPTO Patent Rankings Data through Dec 31, 2025
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Lu Ou — 1 Patent

ACAct: 1 patents #13 of 40Top 35%
Iowa City, IA: #476 of 834 inventorsTop 60%
Iowa: #8,818 of 15,303 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Lu Ou has been granted 1 US patent while listed as an inventor at Act. All of these patents were granted in 2023. Lu Ou ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Lu Ou in Iowa City, IA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11631338 Deep knowledge tracing with transformers Shi Pu, Michael Yudelson, Yuchi Huang 2023-04-18

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