YH

Yu-Fu Hsieh

Overall (All Time): #878,097 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6796161 Fastening device of a punch assembly for a pneumatic tool 2004-09-28
6684679 Pneumatic metal-work tool 2004-02-03
6658744 Protection lid to facilitate replacing saw blade of a pneumatic saw 2003-12-09
6592307 Planing device for removing weld beads on car sheet metal 2003-07-15
6131390 Rear exhaust device for pneumatic tool 2000-10-17
5944119 Grip structure for a pneumatic tool 1999-08-31