Zhiwei YAN

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Ningde City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Wake-up circuit and rechargeable device
- Patent number 11,824,170
- Issue date Nov 21, 2023
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Xin He
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Smoke alarm system
- Patent number 11,189,144
- Issue date Nov 30, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Zhiwei Yan
- G08 - SIGNALLING
Information Patent Grant
Insulation detection device and method for energy storage system
- Patent number 10,928,429
- Issue date Feb 23, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Zhiwei Yan
- G01 - MEASURING TESTING
Information Patent Grant
Smoke alarm system
- Patent number 10,867,498
- Issue date Dec 15, 2020
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Zhiwei Yan
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
WAKE-UP CIRCUIT AND RECHARGEABLE DEVICE
- Publication number 20210119271
- Publication date Apr 22, 2021
- CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
- Xin He
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SMOKE ALARM SYSTEM
- Publication number 20210082267
- Publication date Mar 18, 2021
- Contemporary Amperex Technology Co., Limited
- Zhiwei YAN
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
INSULATION DETECTION DEVICE AND METHOD FOR ENERGY STORAGE SYSTEM
- Publication number 20200025814
- Publication date Jan 23, 2020
- Contemporary Amperex Technology Co., Limited
- Zhiwei YAN
- G01 - MEASURING TESTING
Information Patent Application
SMOKE ALARM SYSTEM
- Publication number 20200020217
- Publication date Jan 16, 2020
- Contemporary Amperex Technology Co., Limited
- Zhiwei YAN
- G01 - MEASURING TESTING