| Patent No. | Patent Title: |
| 8188813 | Circuit board microwave filters |
| 8183961 | Complementary-conducting-strip structure for miniaturizing microw... |
| 8179212 | Frequency tunable filter |
| 8164400 | Distributed constant type filter device |
| 8159314 | Actively tuned filter |
| 8154363 | Band pass filter with tunable phase cancellation circuit |
| 8149073 | Band-pass filter and method for making photonic crystal for the b... |
| 8143957 | Current-mode gain-splitting dual-path VCO |
| 8138849 | Transmission lines applied to contact free slip rings |
| 8138857 | Structure, structure and method for providing an on-chip variable... |
| 8130062 | Microstripline filter |
| 8130061 | Filter |
| 8125302 | Signal selecting device |
| 8120429 | Voltage-controlled oscillator methods and apparatus |
| 8120446 | Electronic component |
| 8106727 | Variable resonator, tunable filter, and electric circuit device |
| 8098114 | Matching circuit |
| 8081046 | Ortho-mode transducer with opposing branch waveguides |
| 8081043 | Method and apparatus for varying an impedance |
| 8077000 | Electromagnetic bandgap structure and printed circuit board |
| 8072299 | Filter |
| 8044751 | Switchable bandpass filter having stepped-impedance resonators lo... |
| 8040204 | Radio frequency combiners/splitters |
| 8040208 | Module and passive part |
| 8022792 | TM mode evanescent waveguide filter |
| 8022789 | Tuning control arrangement |
| 8018305 | Electronic component |
| 8008995 | Stripline filter and manufacturing method thereof |
| 8008996 | Low-pass filter |
| 8004375 | Resonator and bandpass filter having overlay electromagnetic band... |
| 7990235 | Simultaneous switching noise filter architecture and method |
| 7990236 | Low-pass filter |
| 7982559 | Stripline filter |
| 7978027 | Coplanar waveguide resonator and coplanar waveguide filter using ... |
| 7973615 | RF module |
| 7956700 | Waveguide junction |
| 7956708 | Wideband dielectric waveguide filter |
| 7952448 | Device comprising an element with electrodes coupled to connectio... |
| 7948334 | Attachment of deep drawn resonator shell |
| 7940148 | Ball grid array resonator |
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