Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5760667 | Non-uniform Q self amplitude equalized bandpass filter | Richard L. Bennett, Keith N. Loi | 1998-06-02 |
| 5699029 | Simultaneous coupling bandpass filter and method | Keith N. Loi, Richard L. Bennett | 1997-12-16 |
| 5534881 | Microwave filter assembly having a nonsymmetrical waveguide and an antenna | Louis W. Hendrick, Keith N. Loi | 1996-07-09 |
| 5012211 | Low-loss wide-band microwave filter | Roy K. Rikimaru | 1991-04-30 |
| 4488130 | Microwave integrated circuit, bandpass filter | Robert J. Ahulii, Roy K. Rikimaru | 1984-12-11 |
| 4488131 | MIC Dual mode ring resonator filter | Edward L. Griffin, Harvey Endler | 1984-12-11 |
| 4410865 | Spherical cavity microwave filter | Edward L. Griffin | 1983-10-18 |
| 4291287 | Evanescent mode filter | Edward L. Griffin | 1981-09-22 |
| 4291288 | Folded end-coupled general response filter | Edward L. Griffin, Louis W. Hendrick | 1981-09-22 |
| 4272769 | Microwave antenna with parabolic main reflector | Willard Rusch, II | 1981-06-09 |
| 4262269 | Q Enhanced resonator | Edward L. Griffin, Harvey Endler | 1981-04-14 |
| 4251787 | Adjustable coupling cavity filter | Charles F. Montgomery | 1981-02-17 |
| 4241323 | Reflective dual mode filter | Edward L. Griffin | 1980-12-23 |