Hai-Yan Zhu

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Shezhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Patient interface with an integral cushion and nasal pillows
- Patent number 7,556,043
- Issue date Jul 7, 2009
- RIC Investments, LLC
- Peter Chi Fai Ho
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Patient interface with an integral cushion and nasal pillows
- Publication number 20070089749
- Publication date Apr 26, 2007
- RIC Investments, LLC
- Peter Chi Fai Ho
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE