Inventor
SUN HONGCHAO
CN5 patents
Patents
5 patentsUS10129655B2Nov 13, 2018
Vibration sound-producing apparatus
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US10244323B2Mar 26, 2019
Vibration sound-producing apparatus
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US11025146B2Jun 1, 2021
Linear vibration motor having elastic pieces provided with vibration arms
GOERTEK INC0 citations47
US9930154B2Mar 27, 2018
Speaker module
GOERTEK INC0 citations38
US9756443B2Sep 5, 2017
Speaker module
GOERTEK INC0 citations38