Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5052004 | Tunable lasers | Stephen C. Gratze, John Martin Bagshaw | 1991-09-24 |
| 4945539 | Acousto-optic tunable filter | John Martin Bagshaw, Lionel William John Kent, Steven John Payne | 1990-07-31 |