WL

Wing Thye Lum

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Singapore, SG: #4,165 of 13,971 inventorsTop 30%
Overall (All Time): #2,207,925 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6648933 Powder composition and method for polishing stone Whee Huat Tan 2003-11-18
6409782 Powder composition and method for polishing stone Whee Huat Tan 2002-06-25