Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7387249 | Product verification and authentication system and method | John Drinkwater | 2008-06-17 |
| 7246824 | Labels and method of forming the same | — | 2007-07-24 |
| 7199911 | Optical structure | John Drinkwater | 2007-04-03 |
| 6138449 | Lock for a thrust reverser mechanism and a thrust reverser mechanism | — | 2000-10-31 |
| 5712731 | Security device for security documents such as bank notes and credit cards | Kenneth John Drinkwater | 1998-01-27 |
| 5630490 | Torque limiter | Stephen Davies | 1997-05-20 |
| 4844125 | Electrically-operable fluid control valve | Richard John McKay | 1989-07-04 |
| 4751855 | Compound gear arrangements | — | 1988-06-21 |
| 4633984 | Braking arrangement for a rotary drive system | — | 1987-01-06 |