| Patents for H01P 3 - Waveguides; Transmission lines of the waveguide type (6,477) |
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| 09/30/1980 | US4225833 Copper wire coated with polyolefin in protective steel sleeve |
| 09/23/1980 | CA1086429A1 Stripline capacitor |
| 09/18/1980 | WO1980001958A1 Multimode fiber with 2-dependent index profile |
| 09/16/1980 | US4222631 Multicomponent optical waveguide having index gradient |
| 08/20/1980 | EP0014620A1 Microwave circuit with coupled coplanar lines and device comprising such a circuit |
| 08/12/1980 | CA1083393A1 Load bearing optical fiber cables |
| 08/05/1980 | US4216449 Waveguide for the transmission of electromagnetic energy |
| 07/09/1980 | EP0013019A1 Method and device for the compensation of the thermal phase variations in the transfer function of a distributed parameters two-port device |
| 07/08/1980 | US4211977 Mixer circuit arrangement |
| 07/01/1980 | US4210885 Thin film lossy line for preventing reflections in microcircuit chip package interconnections |
| 03/25/1980 | US4194380 Corrugated elliptical waveguide with permanent twist |
| 02/19/1980 | US4189691 Microwave terminating structure |
| 02/12/1980 | US4188595 Shielded surface wave transmission line |
| 02/06/1980 | EP0007863A1 Microwave filter with dielectric resonators and telecommunication device comprising same |
| 01/01/1980 | CA1069188A Planar transmission line comprising a material having negative differential conductivity |
| 11/27/1979 | CA1067204A1 Satellite tracking antenna with multiple reflectors |
| 10/30/1979 | CA1065418A1 Solid state microwave isolator circuit |
| 08/28/1979 | US4166259 Flat high frequency cable |
| 06/26/1979 | US4159507 Stripline circuit requiring high dielectrical constant/high G-force resistance |
| 06/26/1979 | US4159406 Waveguide assembly for microwave oven |
| 06/05/1979 | US4157518 Leaky coaxial cable having shield layer with uniform gap |
| 04/17/1979 | CA1052514A1 Means for centering and securing, and process for producing same |
| 03/20/1979 | CA1051102A1 Slotted strip-line |
| 03/13/1979 | US4144510 Corrugated electrical waveguide with permanent twist |
| 01/09/1979 | US4134086 Wave guide connection |
| 12/26/1978 | US4131894 High efficiency microstrip antenna structure |
| 12/19/1978 | CA1044773A1 Waveguide of plastic with internal metal coating |
| 12/12/1978 | US4129842 U-shaped microstrip resonant circuit |
| 11/21/1978 | CA1042693A1 Reduction of dispersion in a multimode fiber waveguide with core index fluctuations |
| 11/14/1978 | CA1042525A1 Process for the manufacture of a circular helix waveguide |
| 09/19/1978 | CA1038669A1 Optical fibre having low mode dispersion |
| 09/12/1978 | US4114121 Apparatus and methods for launching and screening electromagnetic waves in the dipole mode |
| 09/12/1978 | US4114120 Stripline capacitor |
| 08/29/1978 | US4110712 Microstrip circuit having coplanar waveguide port |
| 08/08/1978 | US4106026 Corrugated horn with a low standing wave ratio |
| 07/11/1978 | US4100516 Microwave circuit having grounding structure |
| 06/27/1978 | US4097826 Insular waveguide ring resonator filter |
| 06/20/1978 | US4096459 Two wire transmission line using tubular extendible structures |
| 05/23/1978 | US4091343 Insular waveguide directional coupler |
| 05/16/1978 | US4090155 Transmission line for electromagnetic wave |
| 05/09/1978 | CA1031045A1 Waveguide and manufacturing method |
| 04/18/1978 | US4085390 Symmetrical stripline package |
| 02/07/1978 | US4072902 Receiver module and mixer thereof |
| 01/31/1978 | US4071834 Helical wave guide |
| 01/03/1978 | US4066987 Electromagnetic waveguides |
| 09/27/1977 | US4051450 Waveguides |
| 09/13/1977 | US4048589 Receiver module and components thereof |
| 09/06/1977 | US4047133 Continuous corrugated waveguide and method of producing the same |
| 09/06/1977 | US4047132 Multilayer printed circuit boards |
| 09/06/1977 | US4046176 Winding machine for continuously manufacturing circular waveguides |
| 08/30/1977 | US4045750 Electrical cable and coupling arrangement |
| 08/23/1977 | US4044361 Satellite tracking cassegrainian antenna |
| 08/23/1977 | US4043029 Waveguide and process for making the same |
| 07/19/1977 | US4037168 Transistorized UHF power amplifier comprising a ferroelectric sheet between a conductive base plate and a conductive pattern |
| 07/12/1977 | US4035598 Apparatus for thermally treating polymeric workpieces with microwave energy |
| 06/07/1977 | US4028643 Waveguide having strip dielectric structure |
| 05/17/1977 | US4024452 Integrated solid state isolator circuit |
| 05/03/1977 | US4020875 Waveguide elements |
| 04/26/1977 | US4019538 Centering and fixing means and method for its fabrication |
| 02/01/1977 | US4006315 Inductive-carrier communication systems |
| 11/30/1976 | US3995238 Image waveguide transmission line and mode launchers utilizing same |
| 11/16/1976 | US3992686 Backplane transmission line system |
| 11/02/1976 | US3990026 Waveguides |
| 09/21/1976 | US3982215 Metal plated body composed of graphite fibre epoxy composite |
| 08/17/1976 | US3975700 Radio-frequency signaling cable for inductive-carrier communications systems |
| 08/17/1976 | US3975690 Planar transmission line comprising a material having negative differential conductivity |
| 08/17/1976 | US3975581 Transmission lines using tubular extendible structures |
| 08/10/1976 | US3974467 Long flexible waveguide |
| 08/03/1976 | US3973227 Transmission line for TDM communication system |
| 06/15/1976 | US3962781 Electromagnetic waveguides |
| 06/01/1976 | US3961296 Slotted strip-line |
| 04/27/1976 | US3952407 Method for the manufacture of waveguide |
| 03/30/1976 | US3947348 Making of a wave guide |
| 03/23/1976 | US3946343 Bendable wave guide |
| 03/16/1976 | US3944326 Waveguide |
| 02/24/1976 | US3940718 Flexible wave guide and method for making same |
| 02/17/1976 | US3938244 Continuous corrugated waveguide and method of producing the same |