Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11155702 | Degradable polymer and method of production | Graham Chapman, Gavin Hill | 2021-10-26 |
| 10570263 | Degradable sheet material | Graham Chapman, Gavin Hill | 2020-02-25 |
| 5268804 | Actuator arm controller for a storage device | — | 1993-12-07 |
| 5155486 | Asynchronous serial data receiver with capability for sampling the mid-point of data bits | Philip J. Murfet | 1992-10-13 |
| 5003308 | Serial data receiver with phase shift detection | Stephen Furniss, Adrian Lee, Philip J. Murfet, Michael J. Palmer, Thomas Winlow | 1991-03-26 |
| 4594622 | Track following servo system for a disk file | — | 1986-06-10 |
| 4412165 | Sampled servo position control system | William J. Case | 1983-10-25 |