Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10267765 | Wideband isolation directed by ion mobility separation for analyzing compounds | Jun Wang, Ruwan T. Kurulugama, Gregor Overney | 2019-04-23 |
| 9916968 | In-source collision-induced heating and activation of gas-phase ions for spectrometry | Ruwan T. Kurulugama, Timothy Woods | 2018-03-13 |
| 8119984 | Method and apparatus for generation of reagent ions in a mass spectrometer | Jeffrey Shabanowitz, Philip D. Compton, Lee Earley, Donald F. Hunt, Christopher Eric Mullen | 2012-02-21 |
| 5783007 | Method for splicing heat transfer printing paper | William Boyd, Malcolm E. Clare, Thomas Garth, III, Clement Ramdin | 1998-07-21 |
| 5660675 | Method and apparatus for splicing heat transfer printing paper | William Boyd, Malcolm E. Clare, Tom Garth, Clement Ramdin | 1997-08-26 |
| RE34000 | Method of operating ion trap detector in MS/MS mode | John E. P. Syka, John N. Louris, Paul E. Kelley, Walter E. Reynolds | 1992-07-21 |
| 5107109 | Method of increasing the dynamic range and sensitivity of a quadrupole ion trap mass spectrometer | Dennis M. Taylor, Stephen C. Bradshaw | 1992-04-21 |
| 5055678 | Metal surfaces for sample analyzing and ionizing apparatus | Dennis M. Taylor, Jonathan W. Amy | 1991-10-08 |
| 5030878 | Electron multiplier with replaceable rear section | Raymond L. Roy, Peter Graves, Thomas J. Loretz, Jonathan W. Amy | 1991-07-09 |
| 5026987 | Mass spectrometer with in-line collision surface means | Mark E. Bier, Robert Graham Cooks | 1991-06-25 |
| RE33344 | Apparatus and method for detecting negative ions | — | 1990-09-18 |
| 4749860 | Method of isolating a single mass in a quadrupole ion trap | Paul E. Kelley, John E. P. Syka | 1988-06-07 |
| 4736101 | Method of operating ion trap detector in MS/MS mode | John E. P. Syka, John N. Louris, Paul E. Kelley, Walter E. Reynolds | 1988-04-05 |
| 4650999 | Method of mass analyzing a sample over a wide mass range by use of a quadrupole ion trap | William J. Fies, Paul E. Kelley, Walter E. Reynolds, John E. P. Syka | 1987-03-17 |
| 4540884 | Method of mass analyzing a sample by use of a quadrupole ion trap | Paul E. Kelley, David R. Stephens | 1985-09-10 |
| 4447728 | Ionizer including discharge ion source and method | Donald C. Bradford | 1984-05-08 |
| 4423324 | Apparatus for detecting negative ions | — | 1983-12-27 |
| 4388531 | Ionizer having interchangeable ionization chamber | David R. Stephens | 1983-06-14 |