Bruce Thomson
28Patents
11h-index
22Co-inventors
75Inventor score
Filing activity: May 7, 1980 → Oct 7, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5847386A | Spectrometer with axial field | Electricity | 181 | Expired |
| US6111250A | Quadrupole with axial DC field | Electricity | 128 | Expired |
| US6285027A | MS/MS scan methods for a quadrupole/time of flight tandem mass spectrometer | Electricity | 57 | Expired |
| US5248875A | Method for increased resolution in tandem mass spectrometry | Electricity | 46 | Expired |
| US6093929A | High pressure MS/MS system | Electricity | 44 | Expired |
| US6507019B2 | MS/MS scan methods for a quadrupole/time of flight tandem mass spectrometer | Electricity | 44 | Expired |
| US4300044A | Method and apparatus for the analysis of chemical compounds in aqueous solution by mass spectroscopy of evaporating ions | Electricity | 33 | Expired |
| US7145133B2 | Apparatus and method for MSnth in a tandem mass spectrometer system | Electricity | 29 | Expired |
| US4819477A | Method and apparatus for trace sample collection | Physics | 26 | Expired |
| US7259371B2 | Method and apparatus for improved sensitivity in a mass spectrometer | Electricity | 22 | Expired |
| US7256395B2 | Method and apparatus for improved sensitivity in a mass spectrometer | Electricity | 19 | Expired |
| US7358488B2 | Mass spectrometer multiple device interface for parallel configuration of multiple devices | Electricity | 10 | Active |
| US6166378A | Method for improved signal-to-noise for multiply charged ions | Electricity | 10 | Expired |
| US6784422B2 | Parallel sample introduction electrospray mass spectrometer with electronic indexing through multiple ion entrance orifices | Electricity | 8 | Expired |
| US7196327B2 | Quadrupole mass spectrometer with spatial dispersion | Electricity | 8 | Expired |
| US8581176B2 | Method for high efficiency tandem mass spectrometry | Physics | 7 | Active |
| US7858927B2 | Apparatus and method for operating a differential mobility analyzer with a mass spectrometer | Physics | 6 | Active |
| US7601952B2 | Method of operating a mass spectrometer to provide resonant excitation ion transfer | Electricity | 5 | Active |
| US7759637B2 | Method for storing and reacting ions in a mass spectrometer | Emerging Cross-Sectional Technologies | 5 | Active |
| US8073635B2 | Method of quantitation by mass spectrometry | Electricity | 4 | Active |
| US6992285B1 | Method and apparatus for analyzing a substance using MSn analysis | Electricity | 4 | Expired |
| US8115165B2 | Mass selector | Electricity | 3 | Active |
| US8067728B2 | Method of improving signal-to-noise for quantitation by mass spectrometry | Physics | 3 | Active |
| US9478404B2 | High resolution time-of-flight mass spectrometer | Electricity | 1 | Active |
| US8217345B2 | Interface between differential mobility analyzer and mass spectrometer | Physics | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.