Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9791503 | Packaged oscillators with built-in self-test circuits that support resonator testing with reduced pin count | James Bryan Northcutt, Stephen Tibbitts, Robert A. Gubser, Bruce E. Clark, Kenneth L. Astrof | 2017-10-17 |
| 6965272 | Worldwide marketing logistics network including strategically located centers for frequency programming crystal oscillators to customer specification | Eugene S. Trefethen | 2005-11-15 |
| 6954113 | Programmable oscillator circuit | Eugene S. Trefethan | 2005-10-11 |
| 6664860 | Programmable oscillator circuit and method | Eugene S. Trefethan | 2003-12-16 |
| 6188290 | Method of initializing an oscillator circuit | Eugene S. Trefethen | 2001-02-13 |
| 5960405 | Worldwide marketing logistics network including strategically located centers for frequency programming crystal oscillators to customer specification | Eugene S. Trefethan | 1999-09-28 |
| 5952890 | Crystal oscillator programmable with frequency-defining parameters | Eugene S. Trefethan | 1999-09-14 |