Jiehua Lei

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Jiangsu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Central venous catheter, preparation method therefor and medical de...
- Patent number 11,311,653
- Issue date Apr 26, 2022
- JIANGSU BIOSURF BIOTECH CO., LTD.
- Jiehua Lei
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
CENTRAL VENOUS CATHETER, PREPARATION METHOD THEREFOR AND MEDICAL DE...
- Publication number 20220040384
- Publication date Feb 10, 2022
- JIANGSU BIOSURF BIOTECH CO., LTD.
- Jiehua Lei
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PHOTOCURABLE HYDROPHILIC POLYMER, AND COATING COMPOSITION, HYDROPHI...
- Publication number 20210309781
- Publication date Oct 7, 2021
- JIANGSU BIOSURF BIOTECH CO., LTD.
- Zengchao Tang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE