Siyu Lei

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Collection and assay device for biological fluid
- Patent number 7,927,562
- Issue date Apr 19, 2011
- W.H.P.M. Inc.
- John Wan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
COLLECTION AND ASSAY DEVICE FOR BIOLOGICAL FLUID
- Publication number 20090155124
- Publication date Jun 18, 2009
- John Wan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL