Lihua CHEN

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Qinhuangdao, CN

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Patents Applicationslast 30 patents

Information Patent Application
Hub Image Retrieval Method and Device
- Publication number 20230060298
- Publication date Mar 2, 2023
- CITIC DICASTAL CO., LTD
- Zuo XU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Curve Fitting Method, Apparatus and Device Based on A Drawing Tool
- Publication number 20230066024
- Publication date Mar 2, 2023
- CITIC DICASTAL CO., LTD
- Zuo XU
- G06 - COMPUTING CALCULATING COUNTING