Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6583702 | Quadrupole mass spectrometer driver with higher signal levels | Ara Chutjian, Dean Aalami, Murray Darrach | 2003-06-24 |
| 6521898 | High-efficiency electron ionizer for a mass spectrometer array | Ara Chutjian, Murray Darrach | 2003-02-18 |
| 6469299 | Miniature micromachined quadrupole mass spectrometer array and method of making the same | Ara Chutjian, Stephen D. Fuerstenau, Karl Y. Yee, John T. Rice | 2002-10-22 |
| 6434031 | Driving a quadrupole mass spectrometer via an isolating stage | Ara Chutjian, Dean Aalami, Murray Darrach | 2002-08-13 |
| 6281494 | Miniature micromachined quadrupole mass spectrometer array and method of making the same | Ara Chutjian, Michael H. Hecht, Dean Wiberg, Reid A. Brennen | 2001-08-28 |
| 6271527 | High-efficiency electron ionizer for a mass spectrometer array | Ara Chutjian, Murray Darrach | 2001-08-07 |
| 6262416 | Miniature micromachined quadrupole mass spectrometer array and method of making the same | Ara Chutjian, Stephen D. Fuerstenau, Karl Y. Yee, John T. Rice | 2001-07-17 |
| 6205043 | Power supply with air core transformer and seperated power supplies for high dynamic range | Ara Chutjian, Dean Aalami, Murray Darrach | 2001-03-20 |
| 6188067 | Miniature micromachined quadrupole mass spectrometer array and method of making the same | Ara Chutjian, Michael H. Hecht, Dean Wiberg, Reid A. Brennen | 2001-02-13 |
| 6157029 | Miniature micromachined quadrupole mass spectrometer array and method of making the same | Ara Chutjian, Michael H. Hecht, Dean Wiberg, Reid A. Brennen | 2000-12-05 |
| 6072182 | High-efficiency electron ionizer for a mass spectrometer array | Ara Chutjian, Murray Darrach | 2000-06-06 |
| 6049052 | Miniature micromachined quadrupole mass spectrometer array and method of making the same | Ara Chutjian, Stephen D. Fuerstenau, Karl Y. Yee, John T. Rice | 2000-04-11 |
| 5719393 | Miniature quadrupole mass spectrometer array | Ara Chutjian, Michael H. Hecht | 1998-02-17 |
| 5596193 | Miniature quadrupole mass spectrometer array | Ara Chutjian, Michael H. Hecht | 1997-01-21 |
| 4902647 | Surface modification using low energy ground state ion beams | Ara Chutjian, Michael H. Hecht | 1990-02-20 |
| 4649273 | Variable energy, high flux, ground-state atomic oxygen source | Ara Chutjian | 1987-03-10 |
| 4649278 | Generation of intense negative ion beams | Ara Chutjian, Samuel H. Aladzhadzhyan | 1987-03-10 |