YL

Yun-Chung Lee

Overall (2005): #8,249 of 245,428Top 4%
4
Patents 2005

Issued Patents 2005

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6942042 Pneumatic motor-controlled valve of screwdriver 2005-09-13
6857547 Triggering device of nail driver with single shooting mode and continuous shooting mode 2005-02-22
6851595 Nail beating depth adjuster 2005-02-08
6843400 Pneumatic motor driving valve of screw nail gun 2005-01-18