Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6175312 | Encoder and decoder microchips and remote control devices for secure unidirectional communication | Frederick Johannes Bruwer, Willem Smit | 2001-01-16 |
| 5799089 | System and apparatus for blockwise encryption/decryption of data | Donald W. Davies, Simon Paul Ashley Rix | 1998-08-25 |
| 5517187 | Microchips and remote control devices comprising same | Frederick Johannes Bruwer, Willem Smit | 1996-05-14 |