Membership
Tour
Register
Log in
Huaisheng ZHANG
Follow
Person
Weifang, Shandong, CN
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Speaker module and sound production device
Patent number
10,638,233
Issue date
Apr 28, 2020
GOERTEK, INC.
Huixian Cao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Loudspeaker module emitting sound at lateral side
Patent number
10,003,870
Issue date
Jun 19, 2018
GOERTEK INC.
Qing Miao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
SPEAKER MODULE AND SOUND PRODUCTION DEVICE
Publication number
20190208328
Publication date
Jul 4, 2019
Goertek Inc.
Huixian Cao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LATERAL SOUND MAKING LOUDSPEAKER MODULE
Publication number
20170070796
Publication date
Mar 9, 2017
Goertek Inc.
Qing MIAO
H04 - ELECTRIC COMMUNICATION TECHNIQUE