Jianhua Ding

Follow

Person

Shenzhen, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Speaker box
- Patent number 11,516,566
- Issue date Nov 29, 2022
- AAC Technologies Pte. Ltd.
- Jianhua Ding
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker box
- Patent number 9,998,821
- Issue date Jun 12, 2018
- AAC Acoustic Technologies (Shenzhen) Co., Ltd.
- Renxuan Qin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
SPEAKER BOX
- Publication number 20200413174
- Publication date Dec 31, 2020
- AAC Technologies Pte. Ltd.
- Jianhua Ding
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Speaker Box
- Publication number 20180115820
- Publication date Apr 26, 2018
- AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD
- Renxuan Qin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE