Xiaoqin YUAN

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Handle of manual operation mechanism of circuit breaker
- Patent number 11,450,494
- Issue date Sep 20, 2022
- ZHEJIANG CHINT ELECTRICS CO., LTD.
- Denggui Ao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Direct-acting electromagnetic trip device
- Patent number 11,011,336
- Issue date May 18, 2021
- ZHEJIANG CHINT ELECTRICS CO., LTD.
- Xiaoqin Yuan
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
CIRCUIT BREAKER AND QUICK TRIPPING DEVICE THEREOF
- Publication number 20240242910
- Publication date Jul 18, 2024
- Chint Low Voltage Electrical Technology Co., Ltd.
- Denggui AO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CIRCUIT BREAKER
- Publication number 20240222059
- Publication date Jul 4, 2024
- Chint Low Voltage Electrical Technology Co., Ltd.
- Denggui AO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CIRCUIT BREAKER AND OPERATING MECHANISM THEREOF
- Publication number 20240212963
- Publication date Jun 27, 2024
- Chint Low Voltage Electrical Technology Co., Ltd.
- Denggui AO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HANDLE OF MANUAL OPERATION MECHANISM OF CIRCUIT BREAKER
- Publication number 20210398759
- Publication date Dec 23, 2021
- ZHEJIANG CHINT ELECTRICS CO., LTD.
- Denggui AO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DIRECT-ACTING ELECTROMAGNETIC TRIP DEVICE
- Publication number 20190189380
- Publication date Jun 20, 2019
- ZHEJIANG CHINT ELECTRICS CO., LTD.
- Xiaoqin YUAN
- H01 - BASIC ELECTRIC ELEMENTS