| 9804141 |
Method for detecting organic and inorganic explosives |
Guido Fridolin Verbeck, IV, David Rafferty, Michael Spencer |
2017-10-31 |
| 9599547 |
Introducing an analyte into a chemical analyzer |
David Rafferty, Michael Spencer, Pedro Ojeda, Thomas Bowden |
2017-03-21 |
| 9570282 |
Ionization within ion trap using photoionization and electron ionization |
Abrar Riaz, David Rafferty |
2017-02-14 |
| 9472388 |
Mass dependent automatic gain control for mass spectrometer |
David Rafferty, Michael Spencer |
2016-10-18 |
| 9451364 |
Preconcentrating a sample in a preconcentrator evacuated to substantially the same pressure as an analytical device |
David Rafferty, Michael Spencer, Pedro Ojeda |
2016-09-20 |
| 9312112 |
Evacuating a sample chamber |
David Rafferty, Michael Spencer, Pedro Ojeda |
2016-04-12 |
| 9299545 |
Systems and methods for calibrating mass spectrometers |
David Rafferty, Michael Spencer, Warren Mino |
2016-03-29 |
| 9196467 |
Mass spectrum noise cancellation by alternating inverted synchronous RF |
David Rafferty, David L. Gardner |
2015-11-24 |
| 9035244 |
Automatic gain control with defocusing lens |
David Rafferty, Michael Spencer, David L. Gardner, Warren Mino |
2015-05-19 |
| 8975573 |
Systems and methods for calibrating mass spectrometers |
David Rafferty, Michael Spencer, Warren Mino |
2015-03-10 |
| 8969794 |
Mass dependent automatic gain control for mass spectrometer |
David Rafferty, Michael Spencer |
2015-03-03 |
| 8784737 |
Introducing an analyte into a chemical analyzer |
David Rafferty, Michael Spencer, Pedro Ojeda, Thomas Bowden |
2014-07-22 |
| 6513939 |
Micro-mirrors with variable focal length, and optical components comprising micro-mirrors |
Heiko Fettig |
2003-02-04 |
