Chao Liu

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Wuhan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Dispensing assembly in vending machine
- Patent number 9,811,966
- Issue date Nov 7, 2017
- Hong Fu Jin Precision Industry (WuHan) Co., Ltd.
- Chao Liu
- G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents

Information Patent Application
USE OF PENEHYCLIDINE IN TREATMENT OR PREVENTION OF VISION-IMPAIRING...
- Publication number 20230241042
- Publication date Aug 3, 2023
- GRAND LIFE SCIENCES GROUP (WUHAN) CO., LTD.
- Ling HUANG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE