DJ

De-Cheng Ju

Overall (All Time): #2,226,625 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6250187 Screwdriver with an impact device Bing-Kwe Lim 2001-06-26
6234049 Tool having a swing head rotatable within a small space Bing-Kwe Lim 2001-05-22