Coulter Electronics, Inc.
185Patents
0Active
185Granted
44Portfolio score
Filing activity: Dec 8, 1971 → Mar 29, 1996
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4162282A | Method for producing uniform particles | Emerging Cross-Sectional Technologies | 207 | Expired |
| US4183013A | System for extracting shape features from an image | Physics | 189 | Expired |
| US5125737A | Multi-part differential analyzing apparatus utilizing light scatter techniques | Physics | 164 | Expired |
| US4858154A | Interlaboratory quality assurance program | Emerging Cross-Sectional Technologies | 142 | Expired |
| US4457339A | Multiprogrammable pinch valve module | Emerging Cross-Sectional Technologies | 140 | Expired |
| US4276051A | System and program for chemical reaction observation with a moving photometer | Emerging Cross-Sectional Technologies | 132 | Expired |
| US4513438A | Automated microscopy system and method for locating and re-locating objects in an image | Physics | 109 | Expired |
| US4609017A | Method and apparatus for transporting carriers of sealed sample tubes and mixing the samples | Physics | 108 | Expired |
| US4276258A | Sample and stat feeding system and sample tray | Physics | 104 | Expired |
| US4234539A | Apparatus for monitoring chemical reactions and employing moving photometer means | Physics | 103 | Expired |
| US4430299A | Apparatus for monitoring chemical reactions | Emerging Cross-Sectional Technologies | 99 | Expired |
| US4302166A | Droplet forming apparatus for use in producing uniform particles | Emerging Cross-Sectional Technologies | 96 | Expired |
| US4718270A | Porosimeter and methods of assessing porosity | Physics | 92 | Expired |
| US4534465A | Cassette for supporting test tubes of different diameters and/or lengths | Performing Operations; Transporting | 91 | Expired |
| US4230558A | Single drop separator | Emerging Cross-Sectional Technologies | 91 | Expired |
| US4014611A | Aperture module for use in particle testing apparatus | Physics | 89 | Expired |
| US4666595A | Apparatus for acoustically removing particles from a magnetic separation matrix | Performing Operations; Transporting | 86 | Expired |
| US3963606A | Semi-automatic adjusting delay for an electronic particle separator | Physics | 86 | Expired |
| US4348107A | Orifice inside optical element | Physics | 84 | Expired |
| US4475411A | Sampling apparatus | Physics | 82 | Expired |
| US4751179A | Method and reagents for differential determination of four populations of leukocytes in blood | Emerging Cross-Sectional Technologies | 79 | Expired |
| US5155044A | Lysing reagent system for isolation, identification and/or analysis of leukocytes from whole blood samples | Emerging Cross-Sectional Technologies | 77 | Expired |
| US4341471A | Apparatus and method for measuring the distribution of radiant energy produced in particle investigating systems | Physics | 77 | Expired |
| US4326851A | Level sensor apparatus and method | Physics | 75 | Expired |
| US4395676A | Focused aperture module | Physics | 75 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.