Inventor · disambiguated record
Harold R. Crews
Also filed as: CHASTAIN DAVE JR · CREWS HAROLD R · CREWS HAROLD RICHARDSON
27 granted patents·2 pending applications·1,497 citations·filing 1978–2007
98Inventor score
Files withCOULTER ELECTRONICS16COULTER INT CORP2IDEXX LAB INC2PREEMPTIVE ADVERTISING INC2CLINICAL DIAGNOSTIC SOLUTIONS1
Top patents by PatentIndex Score
29 records- 0197US4286963ADifferential lymphoid-myeloid determination of leukocytes in whole bloodCOULTER ELECTRONICS·Filed 1979·Granted Sep 1, 1981·107 cites·17 claims
- 0296US4751179AMethod and reagents for differential determination of four populations of leukocytes in bloodCOULTER ELECTRONICS·Filed 1984·Granted Jun 14, 1988·137 cites·8 claims
- 0396US4485175AMethod for three-volume differential determination of lymphocyte, monocyte and granulocyte populations of leukocytesCOULTER ELECTRONICS·Filed 1983·Granted Nov 27, 1984·99 cites·21 claims
- 0496US4299726AProcess for preparing whole blood reference controls having long term stability, preconditioning diluent and media thereforCOULTER ELECTRONICS·Filed 1979·Granted Nov 10, 1981·84 cites·14 claims
- 0595US4264470ASelecting goat erythrocytes to simulate human platelets in hematologic reference controlsCOULTER ELECTRONICS·Filed 1979·Granted Apr 28, 1981·75 cites·11 claims
- 0694US4389490AMethod of stabilizing platelets for determining multiple platelet parameters in reference control and calibrator compositions; and diluents thereofCOULTER ELECTRONICS·Filed 1981·Granted Jun 21, 1983·51 cites·14 claims
- 0793US5155044ALysing reagent system for isolation, identification and/or analysis of leukocytes from whole blood samplesCOULTER ELECTRONICS·Filed 1991·Granted Oct 13, 1992·114 cites·13 claims
- 0893US4528274AMulti-purpose blood diluent and lysing agent for differential determination of lymphoid-myeloid population of leukocytesCOULTER ELECTRONICS·Filed 1983·Granted Jul 9, 1985·97 cites·24 claims
- 0993US4405719AMethod of stabilizing platelets for determining multiple platelet parameters in reference control and calibrator compositions; diluents therefor; and combination stabilization proceduresCOULTER ELECTRONICS·Filed 1981·Granted Sep 20, 1983·39 cites·11 claims
- 1093US4358394AProcess for preparing whole blood reference controls having long term stabilityCOULTER ELECTRONICS·Filed 1981·Granted Nov 9, 1982·83 cites·10 claims
- 1193US4213876AMulti-purpose blood diluent for use in electronic blood analysis instrumentationCOULTER ELECTRONICS·Filed 1978·Granted Jul 22, 1980·55 cites·8 claims
- 1292US7064823B2Consumable tube for use with a flow cytometry-based hematology systemIDEXX LAB INC·Filed 2002·Granted Jun 20, 2006·46 cites·72 claims
- 1391US4346018AMulti-purpose blood diluent and lysing agent for differential determination of lymphoid-myeloid population of leukocytesCOULTER ELECTRONICS·Filed 1980·Granted Aug 24, 1982·59 cites·17 claims
- 1490US4521518AMulti-purpose blood diluent and lysing agent for differential determination of lymphoid-myeloid population of leukocytesCOULTER ELECTRONICS·Filed 1982·Granted Jun 4, 1985·61 cites·12 claims
- 1589US6869798B2Lytic reagent composition for leukocyte differential analysisCLINICAL DIAGNOSTICS SOLUTIONS·Filed 2003·Granted Mar 22, 2005·49 cites·31 claims
- 1686US5731206AMethod and reagent system for isolation, identification and/or analysis of leukocytes from whole blood samplesCOULTER ELECTRONICS·Filed 1996·Granted Mar 24, 1998·60 cites·33 claims
- 1776US6632676B1Multi-purpose reagent system and method for enumeration of red blood cells, white blood cells and thrombocytes and differential determination of white blood cellsCLINICAL DIAGNOSTIC SOLUTIONS·Filed 1999·Granted Oct 14, 2003·39 cites·3 claims
- 1875US5905031AIdentification of blast cells in a leukocyte cell preparationCOULTER INT CORP·Filed 1996·Granted May 18, 1999·54 cites·34 claims
- 1974US5560750ACompositions and methods for altering the color of hairPREEMPTIVE ADVERTISING INC·Filed 1995·Granted Oct 1, 1996·52 cites·10 claims
- 2074US4962038AMulti-purpose blood diluent and lysing agent for differential determination of lymphoid-myeloid population of leukocytesCOULTER ELECTRONICS·Filed 1985·Granted Oct 9, 1990·35 cites·14 claims
- 2173USRE42143EConsumable tube for use with a flow cytometry-based hematology systemIDEXX LAB INC·Filed 2007·Granted Feb 15, 2011·4 cites·72 claims
- 2257US5101841ACompositions and methods for the treatment of hairCREWS HAROLD R·Filed 1990·Granted Apr 7, 1992·27 cites·48 claims
- 2357US4947878ACompositions and methods for the treatment of hairPREEMPTIVE MARKETING INC·Filed 1987·Granted Aug 14, 1990·26 cites·13 claims
- 2451US2004241769A1Multi-purpose reagent system and method for enumeration of red blood cells, white blood cells and thrombocytes and differential determination of white blood cellsFiled 2004·Application pending·0 cites
- 2547US5415856AHair treatment compositions containing disaccharidesPREEMPTIVE ADVERTISING INC·Filed 1991·Granted May 16, 1995·14 cites·17 claims
- 2645US2002098589A1Multi-purpose reagent system and method for enumeration of red blood cells, white blood cells and thrombocytes and differential determination of white blood cellsFiled 2001·Application pending·0 cites
- 2743US5968831ACell control used to confirm enzymatic activityCOULTER INT CORP·Filed 1996·Granted Oct 19, 1999·12 cites·6 claims
- 2843US4384971ACleansing composition for electronic particle counting apparatus; and method for its useCOULTE ELECTRONICS INC·Filed 1981·Granted May 24, 1983·10 cites·8 claims
- 2943US4244837AMulti-purpose blood diluent for use in electronic blood analysis instrumentationCOULTER ELECTRONICS·Filed 1979·Granted Jan 13, 1981·8 cites·6 claims
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