HL

Hsueh-Hua Liu

ZC Zeng Hsing Industrial Co.: 4 patents #2 of 28Top 8%
📍 Jianshi, TW: #6 of 49 inventorsTop 15%
Overall (All Time): #1,225,533 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8468961 Clutch device for a needle bar of a sewing machine Shui-Chun Tseng, Ching-Lin Huang 2013-06-25
8468962 Sewing machine with a thread holding device for holding needle thread remaining Shui-Chun Tseng, Rick Cho 2013-06-25
8402903 Feed dog device for a sewing machine Shui-Chun Tseng, Huan-Chi Hsu 2013-03-26
8302547 Thread cutting device for a sewing machine Shui-Chun Tseng 2012-11-06