Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6781118 | Particle charge spectrometer | — | 2004-08-24 |
| 6480278 | Method and apparatus for detection of charge on ions and particles | George A. Soli | 2002-11-12 |
| 6469299 | Miniature micromachined quadrupole mass spectrometer array and method of making the same | Ara Chutjian, Otto J. Orient, Karl Y. Yee, John T. Rice | 2002-10-22 |
| 6262416 | Miniature micromachined quadrupole mass spectrometer array and method of making the same | Ara Chutjian, Otto J. Orient, Karl Y. Yee, John T. Rice | 2001-07-17 |
| 6049052 | Miniature micromachined quadrupole mass spectrometer array and method of making the same | Ara Chutjian, Otto J. Orient, Karl Y. Yee, John T. Rice | 2000-04-11 |
| 5770857 | Apparatus and method of determining molecular weight of large molecules | W. Henry Benner, Norman W. Madden, William Searles | 1998-06-23 |
| 5523566 | Method for detection and analysis of inorganic ions in aqueous solutions by electrospray mass spectrometry | John Fenn | 1996-06-04 |