YL

Yun-Chung Lee

DP De Poan Pneumatic: 6 patents #4 of 33Top 15%
Overall (All Time): #259,816 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 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
6763990 Rotary cover head of nail gun 2004-07-20
6409068 Quick detachable fastener cover structure for fastening tool 2002-06-25
D448264 Tack-driver body 2001-09-25
6116488 Trigger switching structure of contact/full sequential actuation fastening tool 2000-09-12
6085959 Nailer magazine with blocking device 2000-07-11
6036072 Nailer magazine 2000-03-14
5934539 Adjustable nailer magazine 1999-08-10
5862969 Safety trigger for nailer 1999-01-26
5806748 Ejection switch for nailer 1998-09-15
5797533 Stapler safety trigger 1998-08-25
5785231 Ejection switch for nailer 1998-07-28
5706996 Stapler gas exhaust system 1998-01-13
5695108 Magazine system of a stapler 1997-12-09
5692665 Staple confiner in a stapler 1997-12-02