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

Cui Jun — 1 Patent

PPPerma Pure: 1 patents #13 of 22Top 60%
Shanghai, CN: #10,789 of 19,267 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Cui Jun has been granted 1 US patent while listed as an inventor at Perma Pure. All of these patents were granted in 2021. Cui Jun ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Cui Jun in Shanghai, CN.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11067483 Hybrid cooler/dryer and method therefor Craig Sunada, Yuan Lin, Robert Laemmle 2021-07-20