Ching-Cheng Tsai

CC Chicony Electronics Co.: 1 patents #1 of 4Top 25%

📍 Keelung, TW: #6 of 33 inventorsTop 20%

Overall (2005): #222,027 of 245,428Top 95%

Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6971807	Waterproof keyboard	Ching-Cheng Cheng	2005-12-06