Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7013153 | Method and system for generating a secure wireless link between a handset and base station | Norman Beamish, Virginia M. Chan | 2006-03-14 |
| 6754483 | Method and system for generating a secure wireless link between a handset and base station | Norman Beamish, Virginia M. Chan | 2004-06-22 |
| 6507734 | Method and system which uses sound wave based communication to generate a secure wireless link between a handset and base station | Doug Berger, Norman Beamish | 2003-01-14 |