Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6750752 | High power wideband balun and power combiner/divider incorporating such a balun | — | 2004-06-15 |
| 5926076 | Adjustable broadband directional coupler | Joseph M. Johnson, Sr. | 1999-07-20 |
| 5889444 | Broadband non-directional tap coupler | Joseph M. Johnson, Sr., Carl G. Schuster, Bernard J. Werlau | 1999-03-30 |