Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8521019 | Method and system for closed loop control of an optical link | — | 2013-08-27 |
| 5130543 | Direction sensitive energy detecting apparatus | — | 1992-07-14 |
| 4973837 | Proximity detectors with dual-speed tracking circuitry | — | 1990-11-27 |
| 4910464 | Proximity detector | John Trett | 1990-03-20 |
| 4894952 | Proximity detector | John Trett | 1990-01-23 |
| 4864296 | System for synchronizing signals on a two-wire line | John Trett | 1989-09-05 |
| 4839605 | Signal compensation circuits | John Trett | 1989-06-13 |