CK

Cheng-Hsien Kao

Overall (All Time): #1,044,863 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6439079 Bicycle handle stake with double locking portions 2002-08-27
6085405 Method of fabricating a handlebar stem for a bicycle 2000-07-11
5950897 Storage box 1999-09-14
5433504 Adjusting mechanism for a bicycle seat post 1995-07-18
5404769 Adjustable bicycle handlebar stem 1995-04-11