YH

Yao-Chung Huang

HC Ho Cheng Garden Tools Co.: 43 patents #1 of 2Top 50%
Overall (All Time): #50,308 of 4,157,543Top 2%
52
Patents All Time

Issued Patents All Time

Showing 51–52 of 52 patents

Patent #TitleCo-InventorsDate
6446343 Structure for improving efficiency of a movable jaw of a tree pruner 2002-09-10
6385852 Tree pruner 2002-05-14