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

Yongde Cai — 1 Patent

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Nanhu, CN: #7,197 of 12,067 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Yongde Cai has been granted 1 US patent while listed as an inventor at Unknown. All of these patents were granted in 2019. Yongde Cai ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Yongde Cai in Nanhu, CN.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10456012 Disposable endoscope and system Tao Dong, Weiguo Xu, Kailiang Zhang, Rui Wang, Hong Lin Guo +1 more 2019-10-29