Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6768473 | Antenna system and method | Michael Harland, William A. Kerkhoff, Eric L. Power, David W. Rees, Jeffrey H. Steinkamp | 2004-07-27 |
| 6172583 | Waveguide system having a trough and with inward extending flanges | Spencer SMITH | 2001-01-09 |
| 5999145 | Antenna system | — | 1999-12-07 |
| 5861858 | Antenna feed and support system | — | 1999-01-19 |
| 5341116 | RF expansion joint | William A. Kerkhoff | 1994-08-23 |
| 4894625 | Rectangular waveguide to circular wrapped rectangular waveguide transition | William A. Kerkhoff | 1990-01-16 |