Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4787694 | Optical fibre polarizer | David Neil Payne | 1988-11-29 |
| 4781428 | Devices and methods for selectively tapping optical energy from an optical fibre | Richard E. Epworth, Stephen Wright, David F. Smith | 1988-11-01 |
| 4749246 | Optical fiber sensors | Richard E. Epworth | 1988-06-07 |
| 4608273 | Optical fibres | — | 1986-08-26 |