Inventor
LIU CHANGSHENG
US28 patents
⚠️ This page may combine multiple inventors who share the name “LIU CHANGSHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SPECTRUMEDIX CORP
8 patentsUS6364516B1Apr 2, 2002
Electrophoretic sample excitation light assembly
SPECTRUMEDIX CORP57 citations96
US6118127ASep 12, 2000
Detector having a transmission grating beam splitter for multi-wavelength sample analysis
SPECTRUMEDIX CORP69 citations96
US5998796ADec 7, 1999
Detector having a transmission grating beam splitter for multi-wavelength sample analysis
SPECTRUMEDIX CORP85 citations96
US6027627AFeb 22, 2000
Automated parallel capillary electrophoretic system
SPECTRUMEDIX CORP90 citations95
US6352633B1Mar 5, 2002
Automated parallel capillary electrophoresis system with hydrodynamic sample injection
SPECTRUMEDIX CORP20 citations92
US6063251AMay 16, 2000
Electrically insulated capillary arrays for electrophoretic applications
SPECTRUMEDIX CORP35 citations92
US6375819B1Apr 23, 2002
Fluid delivery system for capillary electrophoretic applications
SPECTRUMEDIX CORP20 citations90
US6365024B1Apr 2, 2002
Motorized positioning apparatus having coaxial carrousels
SPECTRUMEDIX CORP12 citations71
SPECTRUMEDIX LLC
5 patentsUS6926815B2Aug 9, 2005
Copolymers for capillary gel electrophoresis
SPECTRUMEDIX LLC24 citations92
US6863791B1Mar 8, 2005
Method for in-situ calibration of electrophoretic analysis systems
SPECTRUMEDIX LLC27 citations88
US6974527B2Dec 13, 2005
Multidimensional separations employing an array of electrophoresis channels
SPECTRUMEDIX LLC17 citations77
US6953521B2Oct 11, 2005
Automated parallel capillary electrophoresis system with hydrodynamic sample injection
SPECTRUMEDIX LLC5 citations73
US6929729B2Aug 16, 2005
Method for conducting capillary zone electrophoresis
SPECTRUMEDIX LLC0 citations43