Abaxis, Inc.
🏢 View company profile →60Patents
35Active
60Granted
48Portfolio score
Filing activity: Jun 4, 1990 → Dec 20, 2018 · 4 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5122284A | Apparatus and method for optically analyzing biological fluids | Emerging Cross-Sectional Technologies | 214 | Expired |
| US5061381A | Apparatus and method for separating cells from biological fluids | Emerging Cross-Sectional Technologies | 191 | Expired |
| US5693233A | Methods of transporting fluids within an analytical rotor | Emerging Cross-Sectional Technologies | 166 | Expired |
| US5472603A | Analytical rotor with dye mixing chamber | Emerging Cross-Sectional Technologies | 135 | Expired |
| US5186844A | Apparatus and method for continuous centrifugal blood cell separation | Emerging Cross-Sectional Technologies | 128 | Expired |
| US5242606A | Sample metering port for analytical rotor having overflow chamber | Emerging Cross-Sectional Technologies | 120 | Expired |
| US5413732A | Reagent compositions for analytical testing | Emerging Cross-Sectional Technologies | 113 | Expired |
| US5591643A | Simplified inlet channels | Emerging Cross-Sectional Technologies | 105 | Expired |
| US5478750A | Methods for photometric analysis | Emerging Cross-Sectional Technologies | 98 | Expired |
| US5304348A | Reagent container for analytical rotor | Emerging Cross-Sectional Technologies | 94 | Expired |
| US7765069B2 | Systems for the detection of short and long samples | Physics | 67 | Active |
| US5403415A | Method and device for ultrasonic welding | Performing Operations; Transporting | 65 | Expired |
| US5590052A | Error checking in blood analyzer | Emerging Cross-Sectional Technologies | 64 | Expired |
| US5457053A | Reagent container for analytical rotor | Emerging Cross-Sectional Technologies | 64 | Expired |
| US6235531A | Modified siphons for improved metering precision | Emerging Cross-Sectional Technologies | 59 | Expired |
| US6752961B2 | Modified siphons for improving metering precision | Emerging Cross-Sectional Technologies | 56 | Expired |
| US5599411A | Method and device for ultrasonic welding | Performing Operations; Transporting | 56 | Expired |
| US5409665A | Simultaneous cuvette filling with means to isolate cuvettes | Emerging Cross-Sectional Technologies | 46 | Expired |
| US7998411B2 | Modified siphons for improving metering precision | Emerging Cross-Sectional Technologies | 41 | Active |
| US5275016A | Cryogenic apparatus | Physics | 36 | Expired |
| US5624597A | Reagent compositions for analytical testing | Emerging Cross-Sectional Technologies | 35 | Expired |
| US7177767B2 | Systems and methods for the detection of short and long samples | Physics | 34 | Expired |
| US6251684A | Dried chemical compositions | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5518930A | Simultaneous cuvette filling with means to isolate cuvettes | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5776563A | Dried chemical compositions | Emerging Cross-Sectional Technologies | 23 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.