John Michael Ramsey
51Patents
7h-index
26Co-inventors
72Inventor score
Filing activity: Sep 26, 1996 → May 3, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5858187A | Apparatus and method for performing electrodynamic focusing on a microchip | Emerging Cross-Sectional Technologies | 385 | Expired |
| US9255905B1 | Pressure driven microfluidic injection for chemical separations | Performing Operations; Transporting | 31 | Active |
| US9006648B2 | Microchips with integrated multiple electrospray ionization emitters and related methods, systems and devices | Emerging Cross-Sectional Technologies | 25 | Active |
| US9728387B2 | Solid phase extraction with capillary electrophoresis | Electricity | 14 | Active |
| US9606082B2 | Pressure driven microfluidic injection for chemical separations | Physics | 13 | Active |
| US9502225B2 | Integrated sample processing for electrospray ionization devices | Physics | 13 | Active |
| US9406492B1 | Electrospray ionization interface to high pressure mass spectrometry and related methods | Performing Operations; Transporting | 12 | Active |
| US9617589B2 | Microfluidic devices, solid supports for reagents and related methods | Physics | 6 | Active |
| US9139426B2 | Methods, systems and devices for forming nanochannels | Emerging Cross-Sectional Technologies | 6 | Active |
| US9373492B2 | Microscale mass spectrometry systems, devices and related methods | Emerging Cross-Sectional Technologies | 5 | Active |
| US9618479B2 | Nanofluidic devices for the rapid mapping of whole genomes and related systems and methods of analysis | Performing Operations; Transporting | 4 | Active |
| US9255288B2 | Nanofluidic devices for the rapid mapping of whole genomes and related systems and methods of analysis | Performing Operations; Transporting | 4 | Active |
| US9970898B2 | Nanofluidic devices for the rapid mapping of whole genomes and related systems and methods of analysis | Performing Operations; Transporting | 4 | Active |
| US10571428B2 | Nanofluidic devices for the rapid mapping of whole genomes and related systems and methods of analysis | Performing Operations; Transporting | 4 | Active |
| US10261065B2 | Nanofluidic devices with integrated components for the controlled capture, trapping, and transport of macromolecules and related methods of analysis | Physics | 2 | Active |
| US10734216B2 | Pressure driven fluidic injection for chemical separations by electrophoresis | Electricity | 2 | Active |
| US10106848B2 | Nanofluidic devices for the rapid mapping of whole genomes and related systems and methods of analysis | Performing Operations; Transporting | 1 | Active |
| US9818594B2 | Integrated sample processing for electrospray ionization devices | Physics | 1 | Active |
| US10181396B2 | Solid phase extraction with capillary electrophoresis | Electricity | 1 | Active |
| US9620351B2 | Microscale mass spectrometry systems, devices and related methods | Emerging Cross-Sectional Technologies | 1 | Active |
| US10134576B2 | Integrated sample processing for electrospray ionization devices | Physics | 1 | Active |
| US10312070B2 | Integrated sample processing for electrospray ionization devices | Physics | 1 | Active |
| US10867781B2 | Electrospray ionization interface to high pressure mass spectrometry and related methods | Performing Operations; Transporting | 1 | Active |
| US9711341B2 | Mass spectrometry systems with convective flow of buffer gas for enhanced signals and related methods | Electricity | 1 | Active |
| US10249484B2 | Electrospray ionization interface to high pressure mass spectrometry and related methods | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.