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

Qing Lan

SCShenzhen Guanke Technologies Co.: 72 patents #1 of 22Top 5%
AMD: 1 patents #5,683 of 9,279Top 65%
Lo Wu, CA: #61 of 469 inventorsTop 15%
Overall (All Time): #25,949 of 4,157,543Top 1%
74 Patents All Time

Issued Patents All Time

Showing 26–50 of 74 patents

Patent #TitleCo-InventorsDate
11458219 UV light and sterilization system Ligen Liu, Shoubao Chen, Tianlong Dai, Buyuan Peng 2022-10-04
11460174 Lamp bracket and bracket-type UV lamp Ligen Liu, Shoubao Chen, Tianlong Dai 2022-10-04
D965537 Lamp control switch Ligen Liu, Shoubao Chen, Minggui Wang, Mingxiang Zou, Daqin He 2022-10-04
D959390 Lamp control switch Ligen Liu, Shoubao Chen, Minggui Wang, Mingxiang Zou, Daqin He 2022-08-02
D959377 Resistance control device for a lighting device Xuren Qiu, Ligen Liu, Shoubao Chen, Wenhao Lin 2022-08-02
D955034 Bracket type luminaire Ligen Liu, Shoubao Chen, Tianlong Dai 2022-06-14
11304273 Variable resistance power adjustment device and lamp Ligen Liu, Shoubao Chen, Tianlong Dai 2022-04-12
D942054 Self-ballast UV lamp Ligen Liu, Shoubao Chen, Tianlong Dai, Buyuan Peng 2022-01-25
11226088 Lamp base assembly and lamp Ligen Liu, Shoubao Chen, Tianlong Dai 2022-01-18
11202847 Germicidal panel light Tianlong Dai, Ligen Liu, Shoubao Chen 2021-12-21
11181241 Self-ballasted UV light tube device and light Shoubao Chen, Ligen Liu, Jiqing Yang 2021-11-23
11175021 Simple net cover device and its lamp Yuting Hou, Ligen Liu, Shoubao Chen, Wenhao Lin 2021-11-16
D933264 LED lamp Tianlong Dai, Ligen Liu, Shoubao Chen, Wenhao Lin 2021-10-12
D933265 LED lamp Tianlong Dai, Ligen Liu, Shoubao Chen, Wenhao Lin 2021-10-12
11118759 Reflex lamp housing and modular lamp Ligen Liu, Shoubao Chen, Tianlong Dai, Buyuan Peng 2021-09-14
11071803 Ultraviolet sterilization line lamp Tianlong Dai, Shoubao Chen, Ligen Liu 2021-07-27
11054116 UV panel light Ligen Liu, Shoubao Chen, Minggui Wang, Nengsheng Chen 2021-07-06
10993379 LED plant light and plant cultivation system using same Tianlong Dai, Ligen Liu, Shoubao Chen 2021-05-04
D917740 LED string lamp Yuting Hou, Ligen Liu, Shoubao Chen, Wenhao Lin 2021-04-27
10948940 Adjustable and pluggable control interface device with sensor thereof Xuren Qiu, Ligen Liu, Shoubao Chen 2021-03-16
10952304 Focus pluggable interface control device Xuren Qiu, Ligen Liu, Shoubao Chen 2021-03-16
10900641 Simple net cover device and its lamp Yuting Hou, Ligen Liu, Shoubao Chen, Wenhao Lin 2021-01-26
10887954 Resistance control device and its lamp Xuren Qiu, Ligen Liu, Shoubao Chen, Wenhao Lin 2021-01-05
10887965 Double color temperature lamp Shoubao Chen, Mingxiang Zou, Ligen Liu, Wenhao Lin 2021-01-05
10876725 High-power LED bulb Tianlong Dai, Ligen Liu, Shoubao Chen, Wenhao Lin 2020-12-29