Hua Zhao

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Beijing, CN

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Patents Applicationslast 30 patents

Information Patent Application
ANTI-REBOUND PROTECTION DEVICE AND CIRCUIT BREAKER COMPRISING THE SAME
- Publication number 20250166953
- Publication date May 22, 2025
- Hitachi Energy Ltd
- Chao XU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
APPARATUS FOR OPERATING AN ELECTRIC SWITCHING DEVICE
- Publication number 20230207229
- Publication date Jun 29, 2023
- Hitachi Energy Switzerland AG
- Chao Xu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Routing Packet Processing Method, Communication Device, Storage Med...
- Publication number 20230095362
- Publication date Mar 30, 2023
- Huawei Technologies Co., Ltd
- Jianbin Xu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE