Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
HX

Hai Xu — 3 Patents

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Hai Xu has been granted 3 US patents while listed as an inventor at Unknown. The first was granted in 2012 and the most recent in April 2025. Hai Xu ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Hai Xu in Hefei, CT, CN.

Patents per Year

Patents granted per year, 2012 to 2025Bar chart with a peak of 1 patents in 2012.peak 12012: 1 patents20122024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12275713 Method for preparing 5-hydroxymethylfurfural Qiang Xu, Sanxi Yu, Xinglong LI 2025-04-15
11874275 Method for fluorescent immunoassay (FIA) and chemiluminescent immunoassay (CLIA) based on electrokinetic acceleration Xiaozhu Liu, Yanmin Li, Jun Li, Yong Hu, Li Tong +9 more 2024-01-16
8226752 Method and apparatus for air purification Tao Li 2012-07-24