Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783066 | On-premises paging system utilizing mounted pagers having a data input device | James Livingston, Kenneth J. Lovegreen | 2004-08-31 |
| 6763099 | Advanced three way call detection system and method using spread spectrum techniques | — | 2004-07-13 |
| 6712278 | On-premises restaurant communication system and method | James Livingston, Kenneth J. Lovegreen | 2004-03-30 |