Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872020 | Slot antenna in circular waveguide | — | 1989-10-03 |
| 4825175 | Broadband, high isolation radial line power divider/combiner | George I. Tsuda | 1989-04-25 |
| 4825219 | Slot antenna in circular waveguide | — | 1989-04-25 |
| 4812782 | Non-reactive radial line power divider/combiner with integral mode filters | — | 1989-03-14 |