JL

Jia-Guann Liau

Overall (All Time): #620,963 of 4,157,543Top 15%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
11691263 Wrench structure 2023-07-04
11135704 Wrench wth two clamping parts 2021-10-05
9981363 Open wrench 2018-05-29
8776641 Open wrench 2014-07-15
8707832 Driving head for open wrench 2014-04-29
8695460 Wrench 2014-04-15
8443701 Open wrench 2013-05-21
7237462 Hand tool with a handle made by different material 2007-07-03