Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
ZY

Zhenfen Yu

UNUnknown: 6 patents #2,010 of 83,584Top 3%
Overall (All Time): #1,347,272 of 4,157,543Top 35%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12419508 Optical observation equipment and method for identifying forming process of malignant tumor and endoscope Kun Zeng, Guozheng YAN, Wen-Jie Liu, Xiuzhang Wang, Zhiwu Wang +2 more 2025-09-23
10952618 Optical observation equipment and endoscope for identifying forming process of malignant tumor Kun Zeng, Guozheng YAN, Wen-Jie Liu, Xiuzhang Wang, Zhiwu Wang +2 more 2021-03-23
4957114 Diagnostic apparatus for intrinsic fluorescence of malignant tumor Kun Zeng, Jinrong Wu, SEN HEN YANG, Jiude Zhu 1990-09-18