Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5022180 | Rodent trap | — | 1991-06-11 |
| 4766437 | Antenna apparatus having means for changing the antenna radiation pattern | Charles J. Schmidt | 1988-08-23 |
| 4450448 | Apparatus and method for improving antenna sidelobe cancellation | Charles J. Schmidt | 1984-05-22 |
| 4190815 | High power hybrid switch | — | 1980-02-26 |