Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Changlei Ren — 3 Patents

Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Changlei Ren has been granted 3 US patents. The first was granted in 2019 and the most recent in December 2025. Changlei Ren ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Changlei Ren in 流花街道, CN.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D1104384 Robotic cleaner Qisheng Peng, Sarah Yu 2025-12-02
10433459 Data centre cabinet and gravity spray system thereof Wei Wang, Wei Xiao 2019-10-01
10433460 Data centre cabinet and pressure spray system thereof Wei Wang, Wei Xiao 2019-10-01