Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5448665 | Wavelength-selective optical device utilizing a selectively variable surface acoustic wave grating in a polar organic material | Stephen V. Kershaw, Stephen A. Cassidy, Richard A. Pethrick, Sandra Gilmour | 1995-09-05 |
| 4748074 | Compositions having non-linear optical properties | Graham J. Davies | 1988-05-31 |
| 4746577 | Optical waveguides containing compositions having non-linear optical properties | Graham J. Davies | 1988-05-24 |
| 4557880 | Piezoelectric and pyroelectric film | — | 1985-12-10 |
| 4239608 | Method for producing piezoelectric polymeric material | — | 1980-12-16 |