CH

Chien-Kung Hu

UN Unknown: 6 patents #2,010 of 83,584Top 3%
📍 Baoshan, TW: #968 of 3,661 inventorsTop 30%
Overall (All Time): #1,268,293 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6530906 Safety syringe having a restrictively rotatable plunger 2003-03-11
6478779 Assembly of needle holder and barrel of safety syringe 2002-11-12
6458101 Safety syringe with retractable needle holder 2002-10-01
6409702 Plunger and needle holder of safety hypodermic syringe 2002-06-25