Li Xian Yu

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Zhejiang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Safety medical syringe with retractable needle
- Patent number 8,684,966
- Issue date Apr 1, 2014
- Midland Medical Devices Holdings, LLC
- Gregory A. Janek
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Safety medical syringe with retractable needle
- Patent number 7,803,132
- Issue date Sep 28, 2010
- Midland Medical Device Holdings, LLC
- Gregory A. Janek
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Safety medical syringe with retractable needle
- Publication number 20110021989
- Publication date Jan 27, 2011
- Gregory A. Janek
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Safety medical syringe with retractable needle
- Publication number 20060189935
- Publication date Aug 24, 2006
- Gregory A. Janek
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE