Mark Nickerson
27Patents
14h-index
29Co-inventors
81Inventor score
Filing activity: Oct 4, 1983 → Sep 11, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5665314A | Temperature control in a portable analytical instrument | Physics | 63 | Expired |
| US5322626A | Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids | Physics | 61 | Expired |
| US5240603A | Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids | Physics | 61 | Expired |
| US5151178A | Axially-driven valve controlled trapping assembly | Physics | 52 | Expired |
| US5094741A | Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids | Physics | 45 | Expired |
| US4500432A | Automated sample concentrator for trace components | Physics | 44 | Expired |
| US6561767B2 | Converting a pump for use in supercritical fluid chromatography | Physics | 42 | Expired |
| US5720798A | Micromachined analyte trap for gas phase streams | Physics | 35 | Expired |
| US5178767A | Axially-driven valve controlled trapping assembly | Physics | 32 | Expired |
| US5009778A | Axially-driven valve controlled fluid trapping assembly | Physics | 30 | Expired |
| US4892654A | Trapping assembly | Physics | 26 | Expired |
| US6413428B1 | Apparatus and method for preparative supercritical fluid chromatography | Physics | 25 | Expired |
| US6648609B2 | Pump as a pressure source for supercritical fluid chromatography involving pressure regulators and a precision orifice | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5716525A | Portable extraction instrument | Physics | 19 | Expired |
| US7048517B2 | Pump as a pressure source for supercritical fluid chromatography | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5827944A | Sample screening and preparation within a collection vessel | Physics | 12 | Expired |
| US6685828B2 | Automated sample collection in supercritical fluid chromatography | Physics | 12 | Expired |
| US5549819A | Portable extraction instrument | Physics | 11 | Expired |
| US6423120B1 | Sample introduction systems and methods | Physics | 10 | Expired |
| US6652753B2 | Apparatus and method for preparative supercritical fluid chromatography | Physics | 8 | Expired |
| US6656354B2 | Apparatus and method for preparative supercritical fluid chromatography | Physics | 6 | Expired |
| US6632353B2 | Rapid sample collection in supercritical fluid chromatography | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6558540B2 | Exhaust gas collection system for supercritical fluid chromatography | Physics | 5 | Expired |
| US5142875A | Cooled pumping system | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US5453380A | Thin film sample preparation | Emerging Cross-Sectional Technologies | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.