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ORTHO DIAGNOSTICS

29 patents

Top patents by PatentIndex Score

US4284412AAug 18, 1981

Method and apparatus for automated identification and enumeration of specified blood cell subclasses

ORTHO DIAGNOSTICS286 citations99
US4318480AMar 9, 1982

Method and apparatus for positioning the point of droplet formation in the jetting fluid of an electrostatic sorting device

ORTHO DIAGNOSTICS122 citations96
US4325483AApr 20, 1982

Method for detecting and controlling flow rates of the droplet forming stream of an electrostatic particle sorting apparatus

ORTHO DIAGNOSTICS129 citations95
US4318483AMar 9, 1982

Automatic relative droplet charging time delay system for an electrostatic particle sorting system using a relatively moveable stream surface sensing system

ORTHO DIAGNOSTICS86 citations95
US4318482AMar 9, 1982

Method for measuring the velocity of a perturbed jetting fluid in an electrostatic particle sorting system

ORTHO DIAGNOSTICS95 citations95
US4318481AMar 9, 1982

Method for automatically setting the correct phase of the charge pulses in an electrostatic flow sorter

ORTHO DIAGNOSTICS117 citations95
US4317520AMar 2, 1982

Servo system to control the spatial position of droplet formation of a fluid jet in a cell sorting apparatus

ORTHO DIAGNOSTICS90 citations95
US4284355AAug 18, 1981

Automated method for cell volume determination

ORTHO DIAGNOSTICS53 citations95
US4289648ASep 15, 1981

Blood gas controls composition, method and apparatus

ORTHO DIAGNOSTICS54 citations89
US4140662AFeb 20, 1979

Attachment of proteins to inert particles

ORTHO DIAGNOSTICS39 citations89
US4217780AAug 19, 1980

Automated, self-cleaning fluid sampling apparatus

ORTHO DIAGNOSTICS34 citations87
US4021540AMay 3, 1977

Preparation of a hepatitis B immune globulin and use thereof as a prophylactic material

ORTHO DIAGNOSTICS36 citations86
US4577964AMar 25, 1986

Apparatus and method for detecting platelets in whole blood

ORTHO DIAGNOSTICS58 citations85
US4289498ASep 15, 1981

One-stage prothrombin assay and compositions useful therein

ORTHO DIAGNOSTICS43 citations83
US4202625AMay 13, 1980

Method and apparatus for discriminating red blood cells from platelets

ORTHO DIAGNOSTICS20 citations73
US4390484AJun 28, 1983

Methods for promoting the formation of microparticles

ORTHO DIAGNOSTICS7 citations72
US4379682AApr 12, 1983

Reaction apparatus for the formation of microspheres or microcapsules

ORTHO DIAGNOSTICS8 citations72
US4375347AMar 1, 1983

Apparatus for promoting the formation of microparticles

ORTHO DIAGNOSTICS11 citations72
US4046871ASep 6, 1977

Compositions and serological methods including bovine serum albumin polymers

ORTHO DIAGNOSTICS11 citations71
US4039285AAug 2, 1977

Single sample method for determination of lipoprotein concentrations in blood

ORTHO DIAGNOSTICS23 citations69
US3975156AAug 17, 1976

Method and material for detecting and quantitating fetal erythrocytes in adults

ORTHO DIAGNOSTICS25 citations69
US4358436ANov 9, 1982

Blood typing tests and reagents

ORTHO DIAGNOSTICS11 citations68
US4296090AOct 20, 1981

Anti-D test and reagent

ORTHO DIAGNOSTICS9 citations68
US4237424ADec 2, 1980

Gated baseline corrector

ORTHO DIAGNOSTICS10 citations68
US4136161AJan 23, 1979

Stabilized erythrocytes and methods therefor

ORTHO DIAGNOSTICS15 citations65
USD265793SAug 17, 1982

Tablet dispenser

ORTHO DIAGNOSTICS6 citations64
US4100267AJul 11, 1978

Method of detecting hepatitis B core antigen and antibody

ORTHO DIAGNOSTICS13 citations59
US4302538ANov 24, 1981

Buffer system in an anti-thrombin III test

ORTHO DIAGNOSTICS3 citations58
US4210420AJul 1, 1980

Detection of fibrin monomer and composition therefor

ORTHO DIAGNOSTICS4 citations49