Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11124991 | Lock for a tamper resistant assembly | Samuel David Charles Parfitt, Richard John Harper | 2021-09-21 |
| 10673109 | Apparatus for connecting first and second waveguide sections comprising an adhesive disposed in cavities between circumferential ridges and a sleeve member | Richard John Harper, Stephen Mclaren | 2020-06-02 |