Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7606184 | Multiplexers employing bandpass-filter architectures | Kai-Ming Liu | 2009-10-20 |
| 6426683 | Integrated filter with improved I/O matching and method of fabrication | Wang-Chang Albert Gu | 2002-07-30 |
| 6281766 | Stacked piezoelectric actuators to control waveguide phase shifters and method of manufacture thereof | Hugh R. Malone, Deborah Sue Dendy, Dean Lawrence Cook, James R. Phillips | 2001-08-28 |
| 6016122 | Phased array antenna using piezoelectric actuators in variable capacitors to control phase shifters and method of manufacture thereof | Hugh R. Malone, Deborah Sue Dendy, Dean Lawrence Cook, James R. Phillips | 2000-01-18 |
| 5933062 | Acoustic wave ladder filter with effectively increased coupling coefficient and method of providing same | — | 1999-08-03 |
| 5818313 | Multilayer lowpass filter with single point ground plane configuration | John C. Estes, Rong-Fong Huang | 1998-10-06 |
| 5778306 | Low loss high frequency transmitting/receiving switching module | — | 1998-07-07 |
| 5742210 | Narrow-band overcoupled directional coupler in multilayer package | Rahul Chaturvedi | 1998-04-21 |
| 5621366 | High-Q multi-layer ceramic RF transmission line resonator | Wang-Chang Albert Gu | 1997-04-15 |
| 5584053 | Commonly coupled high frequency transmitting/receiving switching module | Rong-Fong Huang, John C. Estes | 1996-12-10 |
| 5513382 | Multi-ceramic layer switch circuit | Darioush Agahi-Kesheh, Rong-Fong Huang | 1996-04-30 |
| 5499005 | Transmission line device using stacked conductive layers | Wang-Chang Albert Gu, Rong-Fong Huang | 1996-03-12 |
| 5426404 | Electrical circuit using low volume multilayer transmission line devices | Wang-Chang Albert Gu | 1995-06-20 |
| 5248851 | Pseudo-rod fabricated from discrete planar conductors | Marc Chason, Pankaj Desai | 1993-09-28 |
| 5241693 | Single-block filter for antenna duplexing and antenna-switched diversity | Jin Dong Kim, Michael F. Moutrie | 1993-08-31 |
| 5109536 | Single-block filter for antenna duplexing and antenna-summed diversity | — | 1992-04-28 |
| 4996188 | Superconducting microwave filter | — | 1991-02-26 |
| 4965537 | Tuneless monolithic ceramic filter manufactured by using an art-work mask process | — | 1990-10-23 |
| 4742562 | Single-block dual-passband ceramic filter useable with a transceiver | — | 1988-05-03 |
| 4661790 | Radio frequency filter having a temperature compensated ceramic resonator | Mark A. Gannon, Francis R. Yester, Jr. | 1987-04-28 |
| 4479245 | Same frequency repeater for a multiple repeater system | Percy P. Batlivala | 1984-10-23 |
| 4475092 | Absorptive resonant cavity filter | Robert L. Epsom | 1984-10-02 |
| 4475243 | Isolation method and apparatus for a same frequency repeater | Percy P. Batlivala, Ronald H. Chapman | 1984-10-02 |
| 4475246 | Simulcast same frequency repeater system | Percy P. Batlivala | 1984-10-02 |