KC

Koon For Chung

TG Techtronic Cordless Gp: 8 patents #19 of 378Top 6%
EL Eastway Fair Company Limited: 4 patents #7 of 70Top 10%
MT Milwaukee Electric Tool: 4 patents #411 of 1,087Top 40%
Overall (All Time): #284,143 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12408585 Force amplified fastener for power tool implements Tsz Kin Wong 2025-09-09
12370564 Outdoor surface cleaning apparatus with spray mechanism Wai C. Lee, Weiwei An, Wai For Wong 2025-07-29
12311520 Long-rod-type electric tool Yan Jia Wang, Wai C. Lee, Zheng Wang, Jin Cheng Li, Dong Li +1 more 2025-05-27
12296424 Control system for normally-on power tool Yan Jia Wang 2025-05-13
12270419 Electric tool Yan Jia Wang 2025-04-08
11991952 Walk-behind electric gardening device 2024-05-28
11701789 Hand-held knockout punch driver James O. Myrhum, Jr., Troy C. Thorson 2023-07-18
11248620 Electric blower with an axial fan and motor for sweeping and cleaning 2022-02-15
11185015 Hedge trimmer with a dual gear setting Danny Wang, Tim Xie, Todd Rickey 2021-11-30
11034047 Hand-held knockout punch driver James O. Myrhum, Jr., Troy C. Thorson 2021-06-15
10252438 Hand-held knockout punch driver James O. Myrhum, Jr., Troy C. Thorson 2019-04-09
9393711 Hand-held knockout punch driver James O. Myrhum, Jr., Troy C. Thorson 2016-07-19
7510465 Sand pad lock for sander Hoi Pang Wang, Wai Keung Lo 2009-03-31
7481608 Rotatable chuck Jin Lin Zhou, Xian Guo Zhao, Chin Hung Lam, Zhi Cui 2009-01-27
7478979 Rotatable chuck Jin Lin Zhou, Xian Guo Zhao, Chin Hung Lam, Zhi Cui 2009-01-20
7410007 Impact rotary tool with drill mode Hoi Pang Wang 2008-08-12