Inventor
CHUNG HSIANG-LING
TW3 patents
Patents
3 patentsUS9420383B1Aug 16, 2016
Smart hearing amplifier device
CHENG UEI PREC IND CO LTD3 citations70
US9872097B2Jan 16, 2018
Optical heart rate earphone
CHENG UEI PREC IND CO LTD2 citations66
US9788737B2Oct 17, 2017
Vital signs measurement system, detecting method of the vital signs measurement system, and vital signs measurement earphone
CHENG UEI PREC IND CO LTD1 citations48