Gregory A. Farrell
21Patents
9h-index
18Co-inventors
72Inventor score
Filing activity: Mar 1, 1976 → Sep 18, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5691486A | Apparatus and methods for selecting a variable number of test sample aliquots to mix with respective reagents | Physics | 121 | Expired |
| US5934885A | Reagent pump assembly | Physics | 106 | Expired |
| US5496009A | Valve | Mechanical Engineering; Lighting; Heating | 66 | Expired |
| US5788927A | Unified fluid circuit assembly for a clinical hematology instrument | Emerging Cross-Sectional Technologies | 65 | Expired |
| US4043678A | Cuvette | Emerging Cross-Sectional Technologies | 30 | Expired |
| US4695431A | Volumetric pumping apparatus and method for supplying fluids to sheath stream flow cells | Emerging Cross-Sectional Technologies | 28 | Expired |
| US9316635B2 | Sheath fluid systems and methods for particle analysis in blood samples | Physics | 16 | Active |
| US9322752B2 | Flowcell systems and methods for particle analysis in blood samples | Physics | 14 | Active |
| US4447883A | Coincidence-error correcting apparatus and method | Physics | 11 | Expired |
| US5064542A | Method for filtering a whole blood sample using an in-line fluid filter for an automated analyzer | Emerging Cross-Sectional Technologies | 9 | Expired |
| US9470618B2 | Sheath fluid systems and methods for particle analysis in blood samples | Physics | 5 | Active |
| US10345217B2 | Flowcell systems and methods for particle analysis in blood samples | Physics | 4 | Active |
| USRE35316E | Method for filtering a fluid sample using an in-line fluid filter for an automated analyzer | General | 3 | Expired |
| US9909973B2 | Flowcell systems and methods for particle analysis in blood samples | Physics | 3 | Active |
| US9702806B2 | Hematology systems and methods | Physics | 3 | Active |
| US10451612B2 | Sheath fluid systems and methods for particle analysis in blood samples | Physics | 2 | Active |
| US10060846B2 | Hematology systems and methods | Physics | 2 | Active |
| US10705008B2 | Autofocus systems and methods for particle analysis in blood samples | Physics | 2 | Active |
| US7214541B2 | Variable rate particle counter and method of use | Emerging Cross-Sectional Technologies | 0 | Expired |
| US10495561B2 | Autofocus systems and methods for particle analysis in blood samples | General | 0 | Revoked |
| US11543340B2 | Autofocus systems and methods for particle analysis in blood samples | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.