Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5864136 | Mass spectrometry method with two applied trapping fields having the same spatial form | Paul E. Kelley | 1999-01-26 |
| 5679951 | Mass spectrometry method with two applied trapping fields having same spatial form | Paul E. Kelley | 1997-10-21 |
| 5561291 | Mass spectrometry method with two applied quadrupole fields | Paul E. Kelley | 1996-10-01 |
| 5436445 | Mass spectrometry method with two applied trapping fields having same spatial form | Paul E. Kelley | 1995-07-25 |
| 5324939 | Method and apparatus for ejecting unwanted ions in an ion trap mass spectrometer | Dennis M. Taylor | 1994-06-28 |
| 5285063 | Method of detecting ions in an ion trap mass spectrometer | Jae C. Schwartz | 1994-02-08 |
| 5182451 | Method of operating an ion trap mass spectrometer in a high resolution mode | Jae C. Schwartz, John E. P. Syka | 1993-01-26 |
| RE34000 | Method of operating ion trap detector in MS/MS mode | John E. P. Syka, Paul E. Kelley, George C. Stafford, Walter E. Reynolds | 1992-07-21 |
| 4736101 | Method of operating ion trap detector in MS/MS mode | John E. P. Syka, Paul E. Kelley, George C. Stafford, Walter E. Reynolds | 1988-04-05 |
| 4686367 | Method of operating quadrupole ion trap chemical ionization mass spectrometry | John E. P. Syka, Paul E. Kelley | 1987-08-11 |