Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6836548 | Communications security and trusted path method and means | Mark Stephen Anderson, John Desborough Yesberg, Damian Andrew Marriott, Ken Hayman, Malcolm Stevens +1 more | 2004-12-28 |
| 5832227 | Method for providing message document security by deleting predetermined header portions and attaching predetermined header portions when seal is validly associated with message or document | Mark Stephen Anderson, John Desborough Yesberg, Michael Pope, Ken Hayman, Brendan Beahan | 1998-11-03 |
| 5701342 | Complex document security | Mark Stephen Anderson, John Desborough Yesberg, Michael Pope, Ken Hayman, Brendan Beahan | 1997-12-23 |