Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8742468 | Systems, methods and apparatus of a low conductance silicon micro-leak for mass spectrometer inlet | Dan N. Harpold, Hasso B. Niemann, Brian Jamieson | 2014-06-03 |
| 8455926 | Systems, methods, and apparatus of a low conductance silicon micro-leak for mass spectrometer inlet | Dan N. Harpold, Hasso B. Niemann, Brian Jamieson | 2013-06-04 |
| 7922920 | Systems, methods, and apparatus of a low conductance silicon micro-leak for mass spectrometer inlet | Dan N. Harpold, Hasso B. Niemann, Brian Jamieson | 2011-04-12 |
| 5471708 | Pneumatic door closer | — | 1995-12-05 |