Xin Chen

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Hong Kong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Protective case of cervical traction pillow and cervical traction p...
- Patent number 11,793,334
- Issue date Oct 24, 2023
- Xin Chen
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
WIRELESS ULTRASONIC SCANNING SYSTEM
- Publication number 20110160582
- Publication date Jun 30, 2011
- Yongping Zheng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE