Inventor
NAGAI KEIICHI
JP32 patents
⚠️ This page may combine multiple inventors who share the name “NAGAI KEIICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
23 patentsUS5356776AOct 18, 1994
DNA measuring method
HITACHI LTD152 citations99
US5239185AAug 24, 1993
Method and equipment for measuring absorptance of light scattering materials using plural wavelengths of light
HITACHI LTD122 citations98
US5192412AMar 9, 1993
Electrophoretic apparatus having arrayed electrophoresis lanes
HITACHI LTD116 citations98
US5062942ANov 5, 1991
Fluorescence detection type electrophoresis apparatus
HITACHI LTD138 citations97
US5314602AMay 24, 1994
DNA detector and DNA detection method
HITACHI LTD53 citations96
US5268080ADec 7, 1993
DNA detector and DNA detection method
HITACHI LTD68 citations96
US5190039AMar 2, 1993
Apparatus and method for monitoring body organs
HITACHI LTD106 citations96
US5307148AApr 26, 1994
Fluorescence detection type electrophoresis apparatus
HITACHI LTD82 citations95
US5290419AMar 1, 1994
Fluorescence detection type electrophoresis apparatus
HITACHI LTD72 citations95
US5650274AJul 22, 1997
DNA analyzing method
HITACHI LTD45 citations94
US5051162ASep 24, 1991
Fluorescence detection type electrophoresis apparatus and its supporting vessel
HITACHI LTD41 citations93
US6531044B1Mar 11, 2003
Capillary array electrophoresis apparatus
HITACHI LTD32 citations92
US6132578AOct 17, 2000
Method and apparatus for electrophoresis separation and detection
HITACHI LTD41 citations92
US5824481AOct 20, 1998
DNA analyzing method
HITACHI LTD17 citations90
US7029562B2Apr 18, 2006
Capillary array electrophoresis apparatus
HITACHI LTD14 citations84
US4824778AApr 25, 1989
Immunoassay for measuring the concentration of antigen in a sample
HITACHI LTD20 citations82
US7049104B2May 23, 2006
Genetic analysis method
HITACHI LTD13 citations81
US6821734B2Nov 23, 2004
Method for testing nucleic acid sequence
HITACHI LTD11 citations74
US5194372AMar 16, 1993
Method and apparatus for detecting disorders in genomic substances
HITACHI LTD17 citations72
US4624769ANov 25, 1986
Electrophoresis apparatus for nucleic acid fragments
HITACHI LTD9 citations72
US4904366AFeb 27, 1990
Instrument for determination of the base sequence of nucleic acid
HITACHI LTD12 citations71
US4892638AJan 9, 1990
Instrument for determination of the base sequence of DNA
HITACHI LTD13 citations71
US6662115B2Dec 9, 2003
Method for comparison of DNA base sequences
HITACHI LTD3 citations60