Hongwen Yao

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Sheath assembly for a rigid endoscope
- Patent number 11,547,281
- Issue date Jan 10, 2023
- Covidien LP
- Hongwen Yao
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
ROTATION ASSEMBLY FOR ENDOSCOPE LENS
- Publication number 20220395163
- Publication date Dec 15, 2022
- Covidien LP
- Hongwen Yao
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SHEATH ASSEMBLY FOR A RIGID ENDOSCOPE
- Publication number 20210113069
- Publication date Apr 22, 2021
- Covidien LP
- Hongwen Yao
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE