Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4807232 | Phase locked staggered dielectric ridge array waveguide gas laser | Richard A. Hart, John T. Kennedy | 1989-02-21 |
| 4807233 | Phase locked cusp-shaped dielectric ridge gas laser | Richard A. Hart, John T. Kennedy | 1989-02-21 |
| 4807234 | Phase locked alternating dielectric ridge gas laser | Richard A. Hart, Archie D. Heath, John T. Kennedy | 1989-02-21 |