Fei LIU

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Qingdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Optical module
- Patent number 12,130,483
- Issue date Oct 29, 2024
- Hisense Broadband Multimedia Technologies Co., Ltd.
- Jianwei Yao
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
RISK ASSESSMENT METHOD OF WATER INRUSH IN TUNNELS CONSTRUCTED IN WA...
- Publication number 20240135069
- Publication date Apr 25, 2024
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Yongjun ZHANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MULTI-FACTOR QUANTITATIVE ANALYSIS METHOD FOR DEFORMATION OF NEIGHB...
- Publication number 20240110479
- Publication date Apr 4, 2024
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Yongjun ZHANG
- E21 - EARTH DRILLING MINING
Information Patent Application
Optical Module
- Publication number 20220221667
- Publication date Jul 14, 2022
- Hisense Broadband Multimedia Technologies Co., Ltd
- Jianwei YAO
- G02 - OPTICS