Shengrong Shi

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Speaker box
- Patent number 10,469,953
- Issue date Nov 5, 2019
- AAC Technologies Pte. Ltd.
- Peng Qin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker box
- Patent number 10,225,646
- Issue date Mar 5, 2019
- AAC Technologies Pte. Ltd.
- Peng Qin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Loudspeaker to generate sustainable high quality auditory impression
- Patent number 10,034,110
- Issue date Jul 24, 2018
- AAC Technologies Pte. Ltd.
- Shengrong Shi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker box and method for manufacturing same
- Patent number 10,015,586
- Issue date Jul 3, 2018
- AAC Technologies Pte. Ltd.
- Shengrong Shi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Speaker Box
- Publication number 20190014417
- Publication date Jan 10, 2019
- AAC Technologies Pte. Ltd.
- Peng Qin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Speaker Box
- Publication number 20190014407
- Publication date Jan 10, 2019
- AAC Technologies Pte. Ltd.
- Peng Qin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Speaker Box
- Publication number 20180255393
- Publication date Sep 6, 2018
- AAC Technologies Pte, Ltd.
- Chengliang Wang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Speaker Box and Method for Manufacturing Same
- Publication number 20180027322
- Publication date Jan 25, 2018
- AAC Technologies Pte. Ltd.
- Shengrong Shi
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Loudspeaker
- Publication number 20180020304
- Publication date Jan 18, 2018
- AAC Technologies Pte. Ltd.
- Shengrong Shi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Loudspeaker
- Publication number 20180020303
- Publication date Jan 18, 2018
- AAC Technologies Pte. Ltd.
- Shengrong Shi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE