Assignee
COULTER ELECTRONICS
US185 patents
Top patents by PatentIndex Score
US5125737AJun 30, 1992
Multi-part differential analyzing apparatus utilizing light scatter techniques
COULTER ELECTRONICS306 citations99
US4276051AJun 30, 1981
System and program for chemical reaction observation with a moving photometer
COULTER ELECTRONICS166 citations98
US4751179AJun 14, 1988
Method and reagents for differential determination of four populations of leukocytes in blood
COULTER ELECTRONICS137 citations97
US4609017ASep 2, 1986
Method and apparatus for transporting carriers of sealed sample tubes and mixing the samples
COULTER ELECTRONICS163 citations97
US5731206AMar 24, 1998
Method and reagent system for isolation, identification and/or analysis of leukocytes from whole blood samples
COULTER ELECTRONICS60 citations96
US5155044AOct 13, 1992
Lysing reagent system for isolation, identification and/or analysis of leukocytes from whole blood samples
COULTER ELECTRONICS114 citations96
US4781460ANov 1, 1988
System for measuring the size distribution of particles dispersed in a fluid
COULTER ELECTRONICS95 citations96
US4676641AJun 30, 1987
System for measuring the size distribution of particles dispersed in a fluid
COULTER ELECTRONICS72 citations96
US4521518AJun 4, 1985
Multi-purpose blood diluent and lysing agent for differential determination of lymphoid-myeloid population of leukocytes
COULTER ELECTRONICS61 citations96
US4430299AFeb 7, 1984
Apparatus for monitoring chemical reactions
COULTER ELECTRONICS151 citations96
US4346018AAug 24, 1982
Multi-purpose blood diluent and lysing agent for differential determination of lymphoid-myeloid population of leukocytes
COULTER ELECTRONICS59 citations96
US4341471AJul 27, 1982
Apparatus and method for measuring the distribution of radiant energy produced in particle investigating systems
COULTER ELECTRONICS94 citations96
US4327972AMay 4, 1982
Redirecting surface for desired intensity profile
COULTER ELECTRONICS70 citations96
US4273443AJun 16, 1981
Method and apparatus for measurement of reradiation in particle flow cell systems
COULTER ELECTRONICS71 citations96
US4230558AOct 28, 1980
Single drop separator
COULTER ELECTRONICS143 citations96
US4189236AFeb 19, 1980
Ellipsoid-conic radiation collector and method
COULTER ELECTRONICS97 citations96
US4162282AJul 24, 1979
Method for producing uniform particles
COULTER ELECTRONICS283 citations96
US4148718AApr 10, 1979
Single drop separator
COULTER ELECTRONICS72 citations96
US4009435AFeb 22, 1977
Apparatus for preservation and identification of particles analyzed by flow-through apparatus
COULTER ELECTRONICS73 citations96
US3989381ANov 2, 1976
Optical chamber with spherical reflective portion and apparatus employing same
COULTER ELECTRONICS65 citations96
US3982182ASep 21, 1976
Conductivity cell for particle study device
COULTER ELECTRONICS76 citations96
US3973196AAug 3, 1976
Method and apparatus for ejecting a metered amount of particulate sample
COULTER ELECTRONICS66 citations96
US3963606AJun 15, 1976
Semi-automatic adjusting delay for an electronic particle separator
COULTER ELECTRONICS105 citations96
US4666595AMay 19, 1987
Apparatus for acoustically removing particles from a magnetic separation matrix
COULTER ELECTRONICS99 citations95
US4485175ANov 27, 1984
Method for three-volume differential determination of lymphocyte, monocyte and granulocyte populations of leukocytes
COULTER ELECTRONICS99 citations95
US4358394ANov 9, 1982
Process for preparing whole blood reference controls having long term stability
COULTER ELECTRONICS83 citations95
US4348107ASep 7, 1982
Orifice inside optical element
COULTER ELECTRONICS125 citations95
US4299726ANov 10, 1981
Process for preparing whole blood reference controls having long term stability, preconditioning diluent and media therefor
COULTER ELECTRONICS84 citations95
US4286963ASep 1, 1981
Differential lymphoid-myeloid determination of leukocytes in whole blood
COULTER ELECTRONICS107 citations95
US4264470AApr 28, 1981
Selecting goat erythrocytes to simulate human platelets in hematologic reference controls
COULTER ELECTRONICS75 citations95
US3944917AMar 16, 1976
Electrical sensing circuitry for particle analyzing device
COULTER ELECTRONICS81 citations95
US5104221AApr 14, 1992
Particle size analysis utilizing polarization intensity differential scattering
COULTER ELECTRONICS88 citations94
US4953978ASep 4, 1990
Particle size analysis utilizing polarization intensity differential scattering
COULTER ELECTRONICS58 citations94
US4704364ANov 3, 1987
Hematology control compositions for three populations of leukocytes; and methods for their preparation and use in whole blood control systems
COULTER ELECTRONICS97 citations94
US4664796AMay 12, 1987
Flux diverting flow chamber for high gradient magnetic separation of particles from a liquid medium
COULTER ELECTRONICS80 citations94
US4631483ADec 23, 1986
Particle analyzing apparatus and method of moving particles in suspension through such apparatus
COULTER ELECTRONICS75 citations94
US4534465AAug 13, 1985
Cassette for supporting test tubes of different diameters and/or lengths
COULTER ELECTRONICS118 citations94
US4528274AJul 9, 1985
Multi-purpose blood diluent and lysing agent for differential determination of lymphoid-myeloid population of leukocytes
COULTER ELECTRONICS97 citations94
US4513438AApr 23, 1985
Automated microscopy system and method for locating and re-locating objects in an image
COULTER ELECTRONICS187 citations94
US4395676AJul 26, 1983
Focused aperture module
COULTER ELECTRONICS85 citations94
US4341736AJul 27, 1982
Fluid transfer mechanism
COULTER ELECTRONICS71 citations94
US4326851AApr 27, 1982
Level sensor apparatus and method
COULTER ELECTRONICS110 citations94
US4278086AJul 14, 1981
Variable stop syringe
COULTER ELECTRONICS78 citations94
US4276260AJun 30, 1981
Fluid transfer mechanism
COULTER ELECTRONICS80 citations94
US4276258AJun 30, 1981
Sample and stat feeding system and sample tray
COULTER ELECTRONICS142 citations94
US4234540ANov 18, 1980
Apparatus for monitoring chemical reactions and employing moving photometer means
COULTER ELECTRONICS84 citations94
US4234539ANov 18, 1980
Apparatus for monitoring chemical reactions and employing moving photometer means
COULTER ELECTRONICS115 citations94
US4234538ANov 18, 1980
Apparatus for monitoring chemical reactions and employing moving photometer means
COULTER ELECTRONICS94 citations94
US4183013AJan 8, 1980
System for extracting shape features from an image
COULTER ELECTRONICS260 citations94
US4102810AJul 25, 1978
Stabilized hematological reagent solutions
COULTER ELECTRONICS64 citations94
Showing the top 50 of 185 patents by PatentIndex Score.