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Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Hailiang HAN — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Hangzhou City, CN: #2,595 of 4,899 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Hailiang HAN has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 2024. Hailiang HAN ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Hailiang HAN in Hangzhou City, CN.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11972046 Human-machine interaction method and system based on eye movement tracking Vincent Jiang 2024-04-30