Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Liping Ning — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Pingdu, CN: #5 of 10 inventorsTop 50%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Liping Ning has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 2020. Liping Ning ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Liping Ning in Pingdu, CN.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10760826 Double acting alpha Stirling refrigerator Weijie Ning 2020-09-01