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

Kun Qian — 32 Patents

ACAccelink Technologies Co.: 7 patents #8 of 164Top 5%
Amazon: 5 patents #3,253 of 19,158Top 20%
IBM: 5 patents #18,733 of 70,183Top 30%
D(Danfoss (Tianjin): 3 patents #10 of 86Top 15%
TUTsinghua University: 2 patents #766 of 2,815Top 30%
Nortel Networks Limited: 2 patents #1,531 of 5,294Top 30%
KLKing'S College London: 1 patents #99 of 368Top 30%
OSOndot Systems: 1 patents #12 of 19Top 65%
OROrange: 1 patents #430 of 1,023Top 45%
XUXidian University: 1 patents #68 of 267Top 30%
BCBeijing Sensetime Technology Development Co.: 1 patents #70 of 186Top 40%
FCFoxconn Technology Group Co.: 1 patents #301 of 453Top 70%
FCFu Zhun Precision Industry (Shen Zhen) Co.: 1 patents #218 of 323Top 70%
Beijing, CA: #321 of 1,192 inventorsTop 30%
Overall (All Time): #110,270 of 4,157,543Top 3%
32 Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
10050406 External cavity tunable laser and cavity mode locking method thereof Xuesheng Tang, Yanfeng Fu, Yong Luo, Yizong Chen, Di Zhang +3 more 2018-08-14
9912120 Broadband tunable external-cavity laser using small MEMS mirror Yanfeng Fu, Yong Luo, Di Zhang, Xuesheng Tang, Yi Tang +2 more 2018-03-06
9416454 Method for conversion treating surface of magnesium alloy workpiece Hao Chen, Wu Li, Yong GAO 2016-08-16
9397477 External-cavity tunable laser with flexible wavelength grid tuning function Yanfeng Fu, Di Zhang, Qianggao Hu, Xuesheng Tang, Shenglei Hu +1 more 2016-07-19
7012270 Photolithography system having multiple adjustable light sources Duanyi Xu, Guosheng Qi, Peijun Jiang, Xiaodong Fan 2006-03-14
5917804 Connection admission control for ATM networks handling CBR and VBR services Syed Ijlal Ali Shah, Todd Douglas Morris 1999-06-29
5862126 Connection admission control for ATM networks Syed Ijlal Ali Shah, Todd Douglas Morris 1999-01-19