Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6388603 | System and method for bistatically determining altitude and slant range to a selected target | Benjamin G. Lewis | 2002-05-14 |
| 6297765 | Bistatic passive radar system with improved ranging | Benjamin G. Lewis | 2001-10-02 |
| 5525907 | Active impulse magnetometer with bipolar magnetic impulse generator and fast fourier transform receiver to detect sub-surface metallic materials | — | 1996-06-11 |
| 5493517 | Cargo container mapping system | — | 1996-02-20 |
| 5446461 | Concrete penetrating imaging radar | — | 1995-08-29 |
| 5345240 | Handheld obstacle penetrating motion detecting radar | — | 1994-09-06 |
| 5341141 | Three dimensional imaging radar | James B. Sheffler, Ronald Carlson | 1994-08-23 |
| 4370656 | Use of bistatic radar system for determining distance between airborne aircraft | Benjamin G. Lewis | 1983-01-25 |
| 4281327 | Range corrector circuit for a bistatic passive radar display | William H. Johnson | 1981-07-28 |