WL

Wai Sang Lam

Overall (All Time): #2,255,535 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5997405 Golf practice device Neil Russell, John Maurice Dunphy 1999-12-07
D391333 Golf practice device Neil Russell, John Maurice Dunphy 1998-02-24