KL

Ka-Duk Lam

WC Welland Industrial Co.: 2 patents #1 of 6Top 20%
Overall (All Time): #1,569,215 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7727406 Ultraviolet water sterilizer 2010-06-01
D338070 Combined massager and torch 1993-08-03
D320656 Massager 1991-10-08