Yu-An Chang

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Irvine, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Extracorporeal pathogen reduction system
- Patent number 7,470,245
- Issue date Dec 30, 2008
- XEPMED, Inc.
- Hosheng Tu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Extracorporeal pathogen reduction system
- Patent number 7,314,460
- Issue date Jan 1, 2008
- XEP MED, Inc.
- Hosheng Tu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Extracorporeal pathogen reduction system
- Patent number 6,969,367
- Issue date Nov 29, 2005
- XEPMED, Inc.
- Hosheng Tu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Apparatus for enhanced plasmapheresis and methods thereof
- Patent number 6,960,178
- Issue date Nov 1, 2005
- XEPMED, Inc.
- Yu-An Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Boraadamantane compounds for the treatment of pathogenic viruses an...
- Patent number 6,613,507
- Issue date Sep 2, 2003
- Yu-An Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method and apparatus for enhanced plasmapheresis
- Patent number 6,423,023
- Issue date Jul 23, 2002
- Yu-An Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Extracorporeal pathogen reduction system
- Publication number 20050274672
- Publication date Dec 15, 2005
- Hosheng Tu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Extracorporeal pathogen reduction system
- Publication number 20050242033
- Publication date Nov 3, 2005
- Hosheng Tu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
New ophthalmic lens materials with high refractive index and biocom...
- Publication number 20050085908
- Publication date Apr 21, 2005
- Yu-An Chang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Extracorporeal pathogen reduction system
- Publication number 20050059921
- Publication date Mar 17, 2005
- Hosheng Tu
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Apparatus for enhanced plasmapheresis and methods thereof
- Publication number 20020183677
- Publication date Dec 5, 2002
- Yu-An Chang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL