Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6608303 | Quadrupole ion trap with electronic shims | Jonathan W. Amy, Michael W. Senko | 2003-08-19 |
| 6124591 | Method of ion fragmentation in a quadrupole ion trap | Jae C. Schwartz | 2000-09-26 |
| 5756996 | Ion source assembly for an ion trap mass spectrometer and method | Mark E. Bier, John E. P. Syka, William J. Fies | 1998-05-26 |
| 5324939 | Method and apparatus for ejecting unwanted ions in an ion trap mass spectrometer | John N. Louris | 1994-06-28 |
| 5149918 | Touch sensitive overlay | Andrew F. Kozik | 1992-09-22 |
| 5107109 | Method of increasing the dynamic range and sensitivity of a quadrupole ion trap mass spectrometer | George C. Stafford, Stephen C. Bradshaw | 1992-04-21 |
| 5055678 | Metal surfaces for sample analyzing and ionizing apparatus | Jonathan W. Amy, George C. Stafford | 1991-10-08 |
| 4684204 | Electron source assembly with a replaceable filament ribbon | Bruce S. Johnson | 1987-08-04 |