国家/地区 中国（2）
IPC部 H（2）
IPC大类 H04（2）
IPC小类 H04R（2）
IPC
发明人 WANG M（2）
公开年
申请年
专利权人 GOERTEK INC（2）

Vibrating diaphragm useful for sounding device, has main body made of polyetheretherketone, thermoplastic polyester elastomer, thermoplastic polyurethane elastomer, silicone rubber, ethylene-acrylate rubber, acrylate rubber, and hydrogenated nitrile rubber and conductive part.

CHENG Z, LI C, WANG M, ZHANG Z

Body for charging box of wireless earphone device, has shell wall formed with cavity, where inner wall and outer wall of shell wall are formed with groove that is filled with heat-conducting material i.e. graphene material.

WANG M, DENG S, XU J