Changye Jia

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Noise reduction door
- Patent number 10,822,865
- Issue date Nov 3, 2020
- Huawei Technologies Co., Ltd.
- Yaofeng Peng
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS

Patents Applicationslast 30 patents

Information Patent Application
Noise Reduction Door
- Publication number 20180073294
- Publication date Mar 15, 2018
- Huawei Technologies Co., Ltd
- Yaofeng Peng
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS