Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7103062 | Intercom system having unified control and audio data transport | Timothy L. Erickson, John Jurrius | 2006-09-05 |
| 6181707 | Intercom system having unified control and audio data transport | Timothy L. Erickson, John Jurrius | 2001-01-30 |