JL

Jen-Tsung Liao

SC Shajeng Hardware Co.: 5 patents #1 of 1Top 100%
Overall (All Time): #907,023 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D1088071 Step drill 2025-08-12
D1069871 Step drill 2025-04-08
D810158 Drilling and tapping cutter 2018-02-13
9259791 Drilling machine 2016-02-16
D710410 Crown saw 2014-08-05