Xin Chi

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Wireless earphone
- Patent number D991912
- Issue date Jul 11, 2023
- SHENZHEN GRANDSUN ELECTRONIC CO., LTD.
- Zhangliang Xiong
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Method and device for adjusting and processing ringtone
- Patent number 9,485,639
- Issue date Nov 1, 2016
- ZTE Corporation
- Xin Chi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND DEVICE FOR PLAYING SMART SPEAKER AND SMART SPEAKER
- Publication number 20220014846
- Publication date Jan 13, 2022
- SHENZHEN GRANDSUN ELECTRONIC CO., LTD.
- Fei CHEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD FOR CONFIGURING WIRELESS SOUND BOX, WIRELESS SOUND BOX, AND...
- Publication number 20190304458
- Publication date Oct 3, 2019
- SHENZHEN GRANDSUN ELECTRONIC CO., LTD.
- Xin CHI
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Method and Device for Adjusting and Processing Ringtone
- Publication number 20150156614
- Publication date Jun 4, 2015
- ZTE CORPORATION
- Xin Chi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE