Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7804065 | Methods of calibrating and operating an ion trap mass analyzer to optimize mass spectral peak characteristics | Philip M. Remes | 2010-09-28 |
| 7692142 | Differential-pressure dual ion trap mass analyzer and methods of use thereof | John E. P. Syka, Scott T. Quarmby | 2010-04-06 |
| 7582865 | Two-dimensional ion trap with ramped axial potentials | Michael W. Senko | 2009-09-01 |
| 7534998 | System and method for implementing balanced RF fields in an ion trap device | — | 2009-05-19 |
| 7528370 | High-Q pulsed fragmentation in ion traps | — | 2009-05-05 |
| 7456396 | Isolating ions in quadrupole ion traps for mass spectrometry | Scott T. Quarmby, John E. P. Syka | 2008-11-25 |
| 7425699 | Mass spectrometry method and apparatus | Alexander A. Makarov, Mark Hardman, Michael W. Senko | 2008-09-16 |
| 7365318 | System and method for implementing balanced RF fields in an ion trap device | — | 2008-04-29 |
| 7265344 | Mass spectrometry method and apparatus | Alexander A. Makarov, Mark Hardman, Michael W. Senko | 2007-09-04 |
| 7238936 | Detector with increased dynamic range | Mark M. Okamura, Michael W. Senko, Scott T. Quarmby | 2007-07-03 |
| 7180057 | Two-dimensional quadrupole ion trap | Michael W. Senko | 2007-02-20 |
| 7109474 | Measuring ion number and detector gain | — | 2006-09-19 |
| 7102129 | High-Q pulsed fragmentation in ion traps | — | 2006-09-05 |
| 7034294 | Two-dimensional quadrupole ion trap operated as a mass spectrometer | Viatcheslav V. Kovtoun, Michael W. Senko | 2006-04-25 |
| 6995364 | Mass spectrometry method and apparatus | Alexander A. Makarov, Mark Hardman, Michael W. Senko | 2006-02-07 |
| 6949743 | High-Q pulsed fragmentation in ion traps | — | 2005-09-27 |
| 6911651 | Ion trap | Michael W. Senko | 2005-06-28 |
| 6872938 | Mass spectrometry method and apparatus | Alexander A. Makarov, Mark Hardman, Michael W. Senko | 2005-03-29 |
| 6797950 | Two-dimensional quadrupole ion trap operated as a mass spectrometer | Michael W. Senko | 2004-09-28 |
| 6392225 | Method and apparatus for transferring ions from an atmospheric pressure ion source into an ion trap mass spectrometer | John E. P. Syka | 2002-05-21 |
| 6124591 | Method of ion fragmentation in a quadrupole ion trap | Dennis M. Taylor | 2000-09-26 |
| 5572022 | Method and apparatus of increasing dynamic range and sensitivity of a mass spectrometer | Xaio-Guang Zhou, Mark E. Bier | 1996-11-05 |
| 5285063 | Method of detecting ions in an ion trap mass spectrometer | John N. Louris | 1994-02-08 |
| 5182451 | Method of operating an ion trap mass spectrometer in a high resolution mode | John E. P. Syka, John N. Louris | 1993-01-26 |