KL

Ka Leung Luk

DL Defond Componets Limited: 1 patents #21 of 50Top 45%
DC Defond Electech Co.: 1 patents #15 of 33Top 50%
Overall (All Time): #2,830,026 of 4,157,543Top 70%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10852854 Control system and device for use in controlling operation of an electrical appliance Cheng Chen Nieh, Kai Kei Poon 2020-12-01