标题:
Optical heart rate earphone
当前申请(专利权)人:
CHENG UEI PRECISION INDUSTRY CO., LTD.
发明人:
LEE, JAMES | WU, KUO YANG | HSU, WEN BING | CHUNG, HSIANG LING | SHYR, CHING JANG | YU, TSUNG HSUN | WANG, HSIU FEN
简单同族:
CN205754761U | JP3209196U | US20170339480A1 | US9872097