| Patents for H01P 7 - Resonators of the waveguide type (6,314) |
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| 07/17/1990 | US4942377 Rod type dielectric resonating device with coupling plates |
| 07/17/1990 | CA1271812A1 Signal converter |
| 07/12/1990 | WO1990007801A1 Temperature compensated stripline structure |
| 07/11/1990 | EP0377280A1 Dielectric ceramic composition |
| 07/10/1990 | US4940956 Band-pass filter and support structure therefor |
| 07/10/1990 | US4940955 Temperature compensated stripline structure |
| 07/03/1990 | US4939489 Filter having a dielectric resonator |
| 07/03/1990 | US4939488 Magnetostatic wave device |
| 07/03/1990 | US4939484 Transmission channel coupler for antenna |
| 06/12/1990 | US4933652 Tem coaxial resonator |
| 06/12/1990 | CA1270329A1 Wide-band extended interaction device |
| 06/06/1990 | EP0371446A2 Band pass filter |
| 06/05/1990 | US4931695 High performance extended interaction output circuit |
| 05/30/1990 | EP0370891A1 Microwave propagating device for moving webs, especially textile webs |
| 05/17/1990 | WO1990005389A1 Dielectric resonator, method of producing the same, and plating device therefor |
| 05/09/1990 | EP0367348A1 Adjustable passive component |
| 05/09/1990 | EP0367347A1 UHF bandpass filter |
| 05/08/1990 | CA1268827A1 Tuned oscillator |
| 04/24/1990 | CA1268035A1 Dielectric porcelain composition and dielectric resonator using the same |
| 04/17/1990 | US4918050 Electronic filters; length, cross-section; thin dielectric, low loss inductance |
| 04/17/1990 | US4918049 Critical temperature; supercooling |
| 03/27/1990 | US4912437 Stripline circuit and method for regulating the characteristics thereof |
| 03/27/1990 | CA1267197A1 Very high frequency oscillator with gyromagnetic resonators |
| 03/07/1990 | EP0155296B1 Thermally-compensated microwave resonator utilizing variable current-null segmentation |
| 03/06/1990 | US4906955 Dielectric filter |
| 03/06/1990 | US4906945 Millimeter-wave/submillimeter-wave oscillator |
| 03/01/1990 | DE3829157A1 Cavity resonator |
| 02/20/1990 | US4901628 Hydraulic actuator having a microwave antenna |
| 02/07/1990 | CN2052541U Super-regeneration responder for microwave strip line of l-waveband transistor |
| 01/31/1990 | EP0352628A2 Dielectric resonator and manufacturing method therefor |
| 01/24/1990 | EP0351840A2 Dielectric-loaded cavity resonator |
| 01/23/1990 | US4896125 Dielectric notch resonator |
| 01/02/1990 | US4891615 Dielectric filter with attenuation pole |
| 01/02/1990 | US4891610 UHF-feedback oscillator |
| 12/26/1989 | US4890079 Di-electric bandpass filter |
| 12/26/1989 | US4890054 Apparatus and method for measuring physical quantities |
| 12/19/1989 | US4888569 Magnetically tuneable millimeter wave bandpass filter having high off resonance isolation |
| 12/14/1989 | WO1989012311A1 High performance extended interaction output circuit |
| 12/07/1989 | DE3915169A1 Dielectric ceramic composition for high frequency |
| 11/29/1989 | EP0344046A1 Dielectric ceramic composition |
| 11/29/1989 | EP0343835A2 Magnetically tuneable wave bandpass filter |
| 11/20/1989 | EP0318478A4 Multiple resonator component-mountable filter. |
| 11/14/1989 | US4881051 Dielectric image-resonator multiplexer |
| 11/02/1989 | DE3812660A1 Radio-frequency resonator having a cooling jacket, and a method for production |
| 10/26/1989 | DE3812782A1 Cavity resonator or coaxial resonator |
| 10/17/1989 | US4875025 Microstrip transmission line for coupling to a dielectric resonator |
| 10/11/1989 | EP0336675A1 Dielectric image-resonator multiplexer |
| 10/10/1989 | US4873495 Ultrahigh-frequency oscillator having a dielectric resonator stable with respect to mechanical vibrations |
| 10/03/1989 | US4871983 Electronically tuned dielectric resonator stabilized oscillator |
| 09/26/1989 | CA1261412A1 Dielectric filter |
| 09/19/1989 | US4868488 Use of a dielectric microwave resonator and sensor circuit for determining the position of a body |
| 09/13/1989 | CN1035599A Partial heating arrangement and stereoresonator thereof |
| 09/12/1989 | US4866017 Dielectric ceramic composition of matter |
| 08/29/1989 | US4862122 Dielectric notch filter |
| 08/29/1989 | US4862111 Microwave oscillator having a dielectric resonator, in particular for the 22 GHz range |
| 08/23/1989 | EP0329090A2 Toothed coupling iris |
| 08/23/1989 | EP0328948A1 Filter using a dielectric resonator |
| 08/23/1989 | EP0328618A1 Improved microwave apparatus |
| 08/15/1989 | US4858159 Frequency-tuneable filter calibration |
| 08/15/1989 | US4857871 Magnetic field-tunable filter with plural section housing and method of making the same |
| 08/08/1989 | US4855693 Dielectric filter and a method of manufacture thereof |
| 08/08/1989 | US4855691 Amplitude stabilizer for use in microwave discriminator |
| 08/08/1989 | CA1258289A1 Apparatus for varying the magnetic field for a magnetic resonance element |
| 08/02/1989 | EP0326498A1 Resonant circuit and filter using it |
| 07/18/1989 | US4849384 Dielectric porcelain |
| 07/11/1989 | US4847579 Ferromagnetic resonator |
| 07/11/1989 | CA1257349A1 Temperature compensated microwave resonator |
| 07/05/1989 | EP0322993A2 Ceramic filter |
| 07/05/1989 | EP0322780A2 Dielectric filter with attenuation pole |
| 06/28/1989 | EP0321792A2 Microwave resonant cavity |
| 06/27/1989 | US4843358 Electrically positionable short-circuits |
| 06/14/1989 | EP0320442A2 Use of a dielectric microwave resonator, and sensor circuits |
| 06/07/1989 | EP0318478A1 Multiple resonator component-mountable filter. |
| 06/06/1989 | US4837534 Ceramic block filter with bidirectional tuning |
| 06/01/1989 | WO1989005046A1 A transmission line resonator |
| 05/30/1989 | US4835498 Tunable microwave filtering device with dielectric resonator, and applications |
| 05/24/1989 | EP0316813A2 Dielectric resonator |
| 05/02/1989 | US4827230 Magnet design for ferromagnetic resonators |
| 04/26/1989 | EP0313342A2 Mode selective magnetostatic wave resonators |
| 04/25/1989 | US4824813 Dielectric ceramic composition |
| 04/11/1989 | US4821006 Dielectric resonator apparatus |
| 04/11/1989 | CA1252529A1 Filter with dielectric resonators |
| 03/28/1989 | CA1251835A1 Dielectric image-resonator multiplexer |
| 03/21/1989 | US4814718 Microwave discriminator and demodulator/receiver using the same |
| 03/15/1989 | EP0307196A2 Edge coupled magnetostatic wave structures |
| 03/15/1989 | EP0307178A2 Diagonally coupled magnetostatic wave resonators |
| 03/14/1989 | US4812791 Dielectric resonator for microwave band |
| 03/14/1989 | US4812790 Toothed coupling iris |
| 03/09/1989 | WO1989002164A1 Improved microwave apparatus |
| 03/09/1989 | EP0303595A4 Linear position sensor. |
| 03/08/1989 | EP0306090A1 Microwave oscillator with a dielectric resonator stable against mechanical vibrations |
| 03/08/1989 | CN1031520A Temperature stable dielectric composition at high and low frequencies |
| 02/28/1989 | US4808951 Dielectric filter |
| 02/22/1989 | EP0303595A1 Linear position sensor. |
| 02/21/1989 | US4806889 Ceramic filter |
| 02/16/1989 | DE3725799A1 Microwave resonator for driving gas discharge - has separate modes for ignited and non-ignited discharge with matched power transfer |
| 02/15/1989 | EP0303216A2 Dielectric filter and its method of manufacturing |
| 02/09/1989 | WO1989001245A1 Adjustable electronic filter and method of tuning same |
| 01/24/1989 | US4800348 Adjustable electronic filter and method of tuning same |
| 01/12/1989 | WO1988010013A3 Microwave multiplexer with multimode filter |