Callix Research





 PAT.
NO.

8,319,954 Virtual separation of bound and free label in a ligand assay for performing immunoassays of biological fluids, including whole blood
8,310,659 Method and apparatus for detecting and counting platelets individually and in aggregate clumps
8,310,658 Method and apparatus for identifying reticulocytes within a blood sample
8,284,384 Method and apparatus for analyzing individual cells or particulates using fluorescent quenching and/or bleaching
8,269,954 Method and apparatus for analyzing individual cells or particulates using fluorescent quenching and/or bleaching
8,221,985 Self-calibrating gradient dilution in a constituent assay and gradient dilution apparatus performed in a thin film sample
8,133,738 Method and apparatus for determining the hematocrit of a blood sample utilizing the intrinsic pigmentation of hemoglobin contained within the red blood cells
8,081,303 Method and apparatus for analyzing individual cells or particulates using fluorescent quenching and/or bleaching
8,077,296 Method and apparatus for detecting and counting platelets individually and in aggregate clumps
7,995,194 Virtual separation of bound and free label in a ligand assay for performing immunoassays of biological fluids, including whole blood
7,951,599 Method and apparatus for determining the hematocrit of a blood sample utilizing the intrinsic pigmentation of hemoglobin contained within the red blood cells
7,929,122 Method and apparatus for determining red blood cell indices of a blood sample utilizing the intrinsic pigmentation of hemoglobin contained within the red blood cells
7,929,121 Method and apparatus for detecting and counting platelets individually and in aggregate clumps
7,903,241 Method and apparatus for determining red blood cell indices of a blood sample utilizing the intrinsic pigmentation of hemoglobin contained within the red blood cells
7,129,056 Method for the detection, identification, enumeration and confirmation of virally infected cells and other epitopically defined cells in whole blood
6,911,315 Method for the detection, identification, enumeration and confirmation of virally infected cells and other epitopically defined cells in whole blood
6,762,017 Control for complete blood count analysis system
6,748,337 Method and apparatus for providing quality control in an instrument for medical analysis
6,670,197 Method for assaying whole blood for the presence or absence of circulating cancer or other target cell fragments
6,472,166 Method for determining the effects of a growth-altering agent on a microbial colony
6,448,088 Method and apparatus for detecting insoluable constituents in a quiescent urine sample
6,444,436 Evacuated container assembly for analysis of a blood sample for the presence or absence of rare events
6,365,104 Assembly for analyzing blood samples
6,350,613 Determination of white blood cell differential and reticulocyte counts
6,197,523 Method for the detection, identification, enumeration and confirmation of circulating cancer and/or hematologic progenitor cells in whole blood
6,007,990 Detection and quantification of one or more nucleotide sequence target analytes in a sample using spatially localized target analyte replication
6,004,821 Method and apparatus for performing chemical, qualitative, quantitative, and semi-quantitative analyses of a urine sample
5,834,217 Assay of blood or other biologic samples for target analytes
5,830,217 Method for analyzing blood samples
5,776,710 Assay of blood or other biologic samples for target analytes
5,759,794 Assay of blood or other biologic samples for target analytes
5,723,285 Assembly for detecting blood-borne parasites and measuring blood sample parameters in a centrifuged sample of blood
5,707,876 Method and apparatus for harvesting constituent layers from a centrifuged material mixture
5,705,739 Detecting specific medical conditions from erythrocyte density distrubition in a centrifuged anticoagulated whole blood sample
5,635,362 Assay of blood or other biologic samples for target analytes
5,593,848 Target component assay utilizing specific gravity-altering liposomes
5,506,145 Determination of an individual's inflammation index from whole blood fibrinogen and hematocrit or hemoglobin measurements
5,496,704 Method for in vitro detection of formed elements in biological samples
5,480,778 Determination of lymphocyte reactivity to specific antigens in blood
5,460,979 Indirect fluorescent assay of blood samples
5,460,969 Method for differentiating the source of occult gastrointestinal bleeding
5,403,714 Method for in vitro detection of formed elements in biological samples
5,393,674 Constitutent layer harvesting from a centrifuged sample in a tube
5,360,719 Determination of lymphocyte reactivity to specific
5,342,790 Apparatus for indirect fluorescent assay of blood samples
5,331,973 Method for obtaining stool samples for gastrointestinal cancer testing
5,321,975 Differential erythrocyte counts
5,252,460 In vitro detection of ova, parasites, and other formed elements in stool
5,251,474 Centrifuged material layer measurement in an evacuated tube
5,171,528 Device for differentiating the source of occult gastro-intestinal bleeding
5,137,832 Quantification of fibrinogen in whole blood samples contained in a tube using a float to separate materials
5,132,087 Apparatus for measuring blood constituent counts
5,086,784 Centrifuged material layer measurements taken in an evacuated tube
5,064,766 Method for differentiating the source of occult gastrointestinal bleeding
5,023,785 Hematology - diagnosis apparatus employing expert system technology
4,979,635 Easy opening can with internal reclosure flap
4,953,975 Correction of material layer volume measurements
4,952,054 Correction of blood count tube readings
4,940,668 Method for increasing agglutination of groups of cells to produce improved cell layer interface in centrifuged blood sample
4,875,364 Method for measuring hemoglobin
4,843,869 Method for measuring hemoglobin
4,823,624 Material layer volume determination with correction band
4,808,379 Device for obtaining stool samples and detecting occult blood
4,804,518 Device for occult blood testing
4,779,976 Multiparameter hematology measurement for veterinarians
4,774,965 Material layer volume determination with correction band
4,746,238 Stick swab with augured head
4,700,715 Device for detecting nocturnal penile erections
4,695,553 Method for increasing agglutination of groups of cells to produce improved cell layer interface in centrifuged blood sample using antibodies
4,594,165 Method of enhancing separation of abnormally light red cells from granulocytes in a centrifuged blood sample
4,567,754 Measurement of small heavy constituent layer in stratified mixture
4,559,949 Stool sampling device
4,420,353 Method of making a stool sampling device
4,367,750 Device for obtaining stool samples
4,273,741 Device for obtaining stool samples
4,259,964 Device for obtaining stool samples
4,209,226 Optical viewing instrument including capillary tube and holder
4,204,015 Insulating window structure and method of forming the same
D254,444 Blood sampling needle
4,190,328 Process for detection of blood-borne parasites
4,181,609 Blood constituents testing method
4,170,995 Catheter clamp
4,159,896 Enhancement of separation of cell layers in centrifuged blood sample
4,141,654 Standard for calibrating and/or verifying instrument accuracy
4,137,755 Material layer volume determination
4,091,659 Apparatus for measuring white cell count
4,082,085 Blood constituent testing methods
4,077,396 Material layer volume determination
4,027,660 Material layer volume determination