Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4897660 | Structure resonant radar detection apparatus and method | Robert L. Kirkwood | 1990-01-30 |
| 4816832 | Continuous repeater target dental device | Robert L. Kirkwood, Steven L. West | 1989-03-28 |