Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9171707 | Reagents for electron transfer dissociation in mass spectrometry analysis | Philip D. Compton, Donald F. Hunt | 2015-10-27 |
| 5756996 | Ion source assembly for an ion trap mass spectrometer and method | Mark E. Bier, Dennis M. Taylor, William J. Fies | 1998-05-26 |
| 5420425 | Ion trap mass spectrometer system and method | Mark E. Bier | 1995-05-30 |
| 5182451 | Method of operating an ion trap mass spectrometer in a high resolution mode | Jae C. Schwartz, John N. Louris | 1993-01-26 |
| RE34000 | Method of operating ion trap detector in MS/MS mode | John N. Louris, Paul E. Kelley, George C. Stafford, Walter E. Reynolds | 1992-07-21 |
| 5089703 | Method and apparatus for mass analysis in a multipole mass spectrometer | Alan E. Schoen | 1992-02-18 |
| 4771172 | Method of increasing the dynamic range and sensitivity of a quadrupole ion trap mass spectrometer operating in the chemical ionization mode | Michael Weber-Grabau, Stephen C. Bradshaw | 1988-09-13 |
| 4755670 | Fourtier transform quadrupole mass spectrometer and method | William J. Fies | 1988-07-05 |
| 4749860 | Method of isolating a single mass in a quadrupole ion trap | Paul E. Kelley, George C. Stafford | 1988-06-07 |
| 4736101 | Method of operating ion trap detector in MS/MS mode | John N. Louris, Paul E. Kelley, George C. Stafford, Walter E. Reynolds | 1988-04-05 |
| 4686367 | Method of operating quadrupole ion trap chemical ionization mass spectrometry | John N. Louris, Paul E. Kelley | 1987-08-11 |
| 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, George C. Stafford | 1987-03-17 |