Zhiyin Zeng

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Xiamen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for detecting human ingested substance and ingestion times
- Patent number 12,099,052
- Issue date Sep 24, 2024
- XIAMEN LISI TECH SERVICE CO., LTD.
- Zhiyin Zeng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Monitoring method based on the detection of human ingested substance
- Patent number 11,120,982
- Issue date Sep 14, 2021
- XIAMEN LISI TECH SERVICE CO., LTD.
- Zhiyin Zeng
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
MONITORING METHOD BASED ON THE DETECTION OF HUMAN INGESTED SUBSTANCE
- Publication number 20210183636
- Publication date Jun 17, 2021
- XIAMEN LISI TECH SERVICE CO., LTD.
- Zhiyin Zeng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR DETECTING HUMAN INGESTED SUBSTANCE AND INGESTION TIMES
- Publication number 20210156845
- Publication date May 27, 2021
- XIAMEN LISI TECH SERVICE CO., LTD.
- Zhiyin Zeng
- H01 - BASIC ELECTRIC ELEMENTS