Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5859869 | Low cost binary phase shift keying modulation transmitter system | — | 1999-01-12 |
| 5764686 | Enhanced time of arrival method | John R. Souvestre | 1998-06-09 |
| 5742635 | Enhanced time of arrival method | — | 1998-04-21 |
| 5717406 | Enhanced position calculation | Martin C. Poppe | 1998-02-10 |
| 5668828 | Enhanced frequency agile radio | Robert Davis, Robert E. Rouquette | 1997-09-16 |
| 5652592 | Radio location with enhanced Z-axis determination | Robert E. Rouquette | 1997-07-29 |
| 5598427 | Wireless alarm system | James D. Arthur, Robert E. Rouquette | 1997-01-28 |
| 5457713 | Spread spectrum alignment repositioning method | John R. Souvestre | 1995-10-10 |
| 5377222 | Frequency agile radio | — | 1994-12-27 |
| 5311541 | Frequency agile radio | — | 1994-05-10 |
| 5095493 | Wireless alarm system | James D. Arthur, Robert E. Rouquette | 1992-03-10 |
| 5067136 | Wireless alarm system | James D. Arthur, Robert E. Rouquette, Robert Davis | 1991-11-19 |
| 4977577 | Wireless alarm system | James D. Arthur, Robert E. Rouquette | 1990-12-11 |
| 4799062 | Radio position determination method and apparatus | Robert E. Rouquette, James D. Arthur | 1989-01-17 |