Wenhai WANG

Follow

Person

Weifang, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Speaker vibration diaphragm and method for manufacturing the same,...
- Patent number 11,368,791
- Issue date Jun 21, 2022
- GoerTek Inc.
- Xiaodong Guo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Silica gel vibrating diaphragm and method for fabricating the same
- Patent number 10,231,071
- Issue date Mar 12, 2019
- GoerTek Inc.
- Xiaodong Guo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SPEAKER VIBRATION DIAPHRAGM AND METHOD FOR MANUFACTURING THE SAME,...
- Publication number 20210274284
- Publication date Sep 2, 2021
- GOERTEK INC
- Xiaodong GUO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SILICA GEL VIBRATING DIAPHRAGM AND METHOD FOR FABRICATING THE SAME
- Publication number 20170238110
- Publication date Aug 17, 2017
- GOERTEK INC.
- Xiaodong GUO
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL