Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5652598 | Charge collector equipped, open-sleeve antennas | Donn V. Campbell, Carlton H. Walter | 1997-07-29 |
| 5341148 | High frequency multi-turn loop antenna in cavity | Carlton H. Walter, Donn V. Campbell | 1994-08-23 |