Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE42143 | Consumable tube for use with a flow cytometry-based hematology system | John W. Roche, Peter Hansen, Michelle L. Coleman | 2011-02-15 |
| 7064823 | Consumable tube for use with a flow cytometry-based hematology system | John W. Roche, W. Peter Hansen, Michelle L. Coleman | 2006-06-20 |
| 6869798 | Lytic reagent composition for leukocyte differential analysis | Michael Elliott, James H. Carter | 2005-03-22 |
| 6632676 | Multi-purpose reagent system and method for enumeration of red blood cells, white blood cells and thrombocytes and differential determination of white blood cells | James H. Carter, Ted Sena | 2003-10-14 |
| 5968831 | Cell control used to confirm enzymatic activity | Ravindra S. Shukla, Adry Galiounghi, Eileen Landrum, Frank J. Lucas | 1999-10-19 |
| 5905031 | Identification of blast cells in a leukocyte cell preparation | Nazle Kuylen, Gerald E. Jaffe, Maria Barcelon, Francis Lucas, Nancy Garcia | 1999-05-18 |
| 5731206 | Method and reagent system for isolation, identification and/or analysis of leukocytes from whole blood samples | Stephen L. Ledis, Timothy J. Fischer, Ted Sena | 1998-03-24 |
| 5560750 | Compositions and methods for altering the color of hair | Roy M. Evans, Jr., Joseph O. Rubert | 1996-10-01 |
| 5415856 | Hair treatment compositions containing disaccharides | Roy M. Evans, Jr., Joseph O. Rubert | 1995-05-16 |
| 5155044 | Lysing reagent system for isolation, identification and/or analysis of leukocytes from whole blood samples | Stephen L. Ledis, Timothy J. Fischer, Ted Sena | 1992-10-13 |
| 5101841 | Compositions and methods for the treatment of hair | Roy M. Evans, Jr., Joseph O. Rubert | 1992-04-07 |
| 4962038 | Multi-purpose blood diluent and lysing agent for differential determination of lymphoid-myeloid population of leukocytes | James H. Carter, Stephen L. Ledis | 1990-10-09 |
| 4947878 | Compositions and methods for the treatment of hair | Roy M. Evans, Jr., Joseph O. Rubert | 1990-08-14 |
| 4751179 | Method and reagents for differential determination of four populations of leukocytes in blood | Stephen L. Ledis, Ted Sena | 1988-06-14 |
| 4528274 | Multi-purpose blood diluent and lysing agent for differential determination of lymphoid-myeloid population of leukocytes | James H. Carter, Stephen L. Ledis, Ted Sena, Fred L. Larsen | 1985-07-09 |
| 4521518 | Multi-purpose blood diluent and lysing agent for differential determination of lymphoid-myeloid population of leukocytes | James H. Carter, Stephen L. Ledis | 1985-06-04 |
| 4485175 | Method for three-volume differential determination of lymphocyte, monocyte and granulocyte populations of leukocytes | Stephen L. Ledis, Ted Sena, James H. Carter | 1984-11-27 |
| 4405719 | Method of stabilizing platelets for determining multiple platelet parameters in reference control and calibrator compositions; diluents therefor; and combination stabilization procedures | James H. Carter, Ted Sena | 1983-09-20 |
| 4389490 | Method of stabilizing platelets for determining multiple platelet parameters in reference control and calibrator compositions; and diluents thereof | James H. Carter, Ted Sena | 1983-06-21 |
| 4384971 | Cleansing composition for electronic particle counting apparatus; and method for its use | James H. Carter | 1983-05-24 |
| 4358394 | Process for preparing whole blood reference controls having long term stability | David L. Chastain, Jr., Stephen L. Ledis | 1982-11-09 |
| 4346018 | Multi-purpose blood diluent and lysing agent for differential determination of lymphoid-myeloid population of leukocytes | James H. Carter, Stephen L. Ledis | 1982-08-24 |
| 4299726 | Process for preparing whole blood reference controls having long term stability, preconditioning diluent and media therefor | David L. Chastain, Jr., Stephen L. Ledis | 1981-11-10 |
| 4286963 | Differential lymphoid-myeloid determination of leukocytes in whole blood | Stephen L. Ledis, David L. Chastain, Jr. | 1981-09-01 |
| 4264470 | Selecting goat erythrocytes to simulate human platelets in hematologic reference controls | David L. Chastain, Jr., Stephen L. Ledis | 1981-04-28 |