Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11031663 | Stacked ceramic resonator filter connected by tabs to a printed circuit board and usable for forming an RF module and a wireless mobile device | John Kenneth Darling, Robert Allen Burk, Michael R. Frye | 2021-06-08 |
| 10900919 | Microwave cavity for permittivity measurements | John Christopher Deriso | 2021-01-26 |