Inventor

JU GWO-HWA

TW2 patents

Patents

2 patents

US9147092B2Sep 29, 2015

Anti-counterfeiting system and method of e-ticket

CHUNGHWA TELECOM CO LTD7 citations74

US7171245B2Jan 30, 2007

Method for eliminating musical tone from becoming wind shear sound

CHUNGHWA TELECOM CO LTD2 citations51