Yitao Liu

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Weifang City, ShanDong Province, CN

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Patents Grantslast 30 patents

Information Patent Grant
Tweeter and method for realizing omnidirectional high pitch sound f...
- Patent number 9,906,861
- Issue date Feb 27, 2018
- Goertek, Inc.
- Song Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker module and manufacturing method therefor
- Patent number 9,838,816
- Issue date Dec 5, 2017
- GOERTEK INC.
- Xin Wang
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Speaker module
- Patent number 9,681,215
- Issue date Jun 13, 2017
- GOERTEK INC.
- Yitao Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SPEAKER MODULE AND MANUFACTURING METHOD THEREFOR
- Publication number 20160309272
- Publication date Oct 20, 2016
- GOERTEK INC.
- Xin WANG
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Tweeter And Method For Realizing Omnidirectional High Pitch Sound F...
- Publication number 20160309257
- Publication date Oct 20, 2016
- GOERTEK INC
- Song Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Speaker Module
- Publication number 20160261949
- Publication date Sep 8, 2016
- Goertek Inc.
- Yitao Liu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE