Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5473156 | Optical displacement sensor using dual reference reflectors | Robert Pinnock, Roger John Hazelden, Izumi Sakai | 1995-12-05 |
| 5418361 | Optical displacement sensor employing reflected light of four wavelengths to determine displacement and the refractive index of the medium | Robert Pinnock | 1995-05-23 |
| 5265479 | Micro resonator | Alan J. Cook | 1993-11-30 |