Kuo-Chen Yang

Overall (All Time): #1,261,649 of 4,157,543Top 35%

Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
6979417	Method of making biodegradable non-polluting product	—	2005-12-27
6869990	Agricultural solid waste composition and product made from the same	—	2005-03-22
6468250	Dual-chamber safety hypodermic syringe	—	2002-10-22
6334557	Capped container	—	2002-01-01