KL

Kuo-Tien Liu

Overall (All Time): #2,147,266 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7383756 Torque screwdriver structure 2008-06-10
5897762 Method for coloring tool bit 1999-04-27