Lizheng Li

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Jiangsu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Time service and positioning network system for underground chain-s...
- Patent number 11,930,463
- Issue date Mar 12, 2024
- China University of Mining and Technology
- Gongbo Zhou
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
TIME SERVICE AND POSITIONING NETWORK SYSTEM FOR UNDERGROUND CHAIN-S...
- Publication number 20240089879
- Publication date Mar 14, 2024
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Gongbo ZHOU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE