KW

Kin Yu Wong

DL Defond Componets Limited: 12 patents #1 of 50Top 2%
DC Defond Electech Co.: 10 patents #1 of 33Top 4%
DL Defond Manufacturing Limited: 2 patents #2 of 4Top 50%
📍 Dongguan, CN: #113 of 2,387 inventorsTop 5%
Overall (All Time): #261,800 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
12205787 Snap-action type switch 2025-01-21
11823856 Contact lever assembly for use with an electrical switch 2023-11-21
11651915 Electrical switch device 2023-05-16
11367577 Locking system for use with a trigger assembly of an electrical device 2022-06-21
11257639 Snap-action switch and method of assembling same 2022-02-22
10978257 Lock-off assembly for use in locking-off a trigger of an electrical device Cheng Chen Nieh, Lap Yi Law 2021-04-13
10965133 Battery pack system for electrically connecting a battery pack to a machine Tak Chuen Richard Or, Cheng Chen Nieh 2021-03-30
10685795 Locking system for use with a trigger assembly of an electrical device 2020-06-16
10497523 Electrical switch for an electrical device and sealing assembly for an electrical switch 2019-12-03
10418195 Contact lever for use in an electrical switch assembly 2019-09-17
7754989 Electrical switch 2010-07-13
7723632 Electrical switch 2010-05-25
7186940 Electrical switch 2007-03-06
6989503 Power tool trigger assembly 2006-01-24
6861605 Electrical slide switch 2005-03-01
6812425 Locking trigger switch mechanism 2004-11-02
6710277 Electrical switch 2004-03-23