Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6900029 | Method of selection of a population or subpopulation of a sample utilizing particles and gravity sedimentation | Robert K. Zwerner, Robert J. Schmittling, Thomas Russell | 2005-05-31 |
| 6579685 | Method and apparatus for screening microscopic cells utilizing light scatter techniques | Thomas Russell, James HUDSON, Carlos M. Rodriguez, Constance M. Hajek | 2003-06-17 |
| 6159740 | Method and apparatus for screening obscured or partially obscured cells | James HUDSON, Thomas Russell, Carlos M. Rodriguez | 2000-12-12 |
| 5653686 | Closed vial transfer method and system | Charles R. Shambaugh | 1997-08-05 |
| 5576185 | Method of positive or negative selection of a population or subpopulation of a sample utilizing particles and gravity sedimentation | Robert K. Zwerner, Robert J. Schmittling, Thomas Russell | 1996-11-19 |
| 5468616 | Method and apparatus for rapid mixing of small volumes for enhancing biological reactions | John D. Hollinger, Kenneth H. Kortright, Thomas Russell, Carlos M. Rodriguez, Ronald Paul | 1995-11-21 |
| 5464752 | Automated analyzer for screening cells or formed bodies for enumeration of populations expressing selected characteristics | Kenneth H. Kortright, Carlos M. Rodriguez, Thomas Russell, Ronald Paul | 1995-11-07 |
| 5348859 | Method and apparatus for obtaining an absolute white blood cell subset count and white blood cell multipart differential | Robert F. Brunhouse, Constance M. Hajek, Thomas Russell | 1994-09-20 |
| 5260192 | Method and apparatus for screening cells or formed bodies with populations expressing selected characteristics utilizing at least one sensing parameter | Thomas Russell, Constance M. Hajek, Carlos M. Rodriguez | 1993-11-09 |
| 5238812 | Method and apparatus for rapid mixing of small volumes for enhancing biological reactions | John D. Hollinger, Thomas Russell, Carlos M. Rodriguez, Ronald Paul | 1993-08-24 |
| 5231005 | Method and apparatus for screening cells or formed bodies with populations expressing selected characteristics | Thomas Russell, Kenneth H. Kortright, Carlos M. Rodriguez, Ronald Paul, Constance M. Hajek +1 more | 1993-07-27 |
| 5223398 | Method for screening cells or formed bodies for enumeration of populations expressing selected characteristics | Kenneth H. Kortright, Carlos M. Rodriguez, Thomas Russell, Ronald Paul | 1993-06-29 |
| 5125737 | Multi-part differential analyzing apparatus utilizing light scatter techniques | Carlos M. Rodriguez | 1992-06-30 |
| 4791355 | Particle analyzer for measuring the resistance and reactance of a particle | Carlos M. Rodriguez | 1988-12-13 |
| 4775833 | Lodged debris detector for a particle analyzer | Ermi Roos | 1988-10-04 |
| 4609017 | Method and apparatus for transporting carriers of sealed sample tubes and mixing the samples | William F. Rothermel | 1986-09-02 |
| 4534465 | Cassette for supporting test tubes of different diameters and/or lengths | William F. Rothermel, John Matthews, James W. Walker | 1985-08-13 |
| 4527114 | Electrical slit scanning apparatus | — | 1985-07-02 |
| 4326851 | Level sensor apparatus and method | Ernesto Bello, Steven N. Kolber | 1982-04-27 |
| 4325909 | Fluid transfer apparatus | Walter M. Mena | 1982-04-20 |
| 4298836 | Particle shape determination | Michael R. Groves | 1981-11-03 |
| 4281924 | Reflector for the laser beam of a particle analyzer | Robert Auer | 1981-08-04 |