Patents for H01Q 1 - Details of, or arrangements associated with, aerials (75,694) |
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10/11/1988 | US4777652 Radio communication systems for underground mines |
10/06/1988 | WO1988007398A1 Cross-flow filtration device and method of making |
10/05/1988 | EP0285303A1 Broadcasting wave reception antenna |
10/04/1988 | US4775867 Vibration isolation enclosure for horn antenna |
10/04/1988 | CA1242796A1 Microwave plane antenna |
09/28/1988 | EP0283574A2 Device with a telescope-like length variation |
09/27/1988 | US4774519 Towable buoyant cable antenna system with in-line broadband amplifier |
09/22/1988 | WO1988007268A1 Monocoque antenna structure |
09/22/1988 | WO1988007266A1 Capacitance loaded helical monopole antenna |
09/20/1988 | US4772895 Wide-band helical antenna |
09/20/1988 | US4772891 Broadband dual polarized radiator for surface wave transmission line |
09/20/1988 | US4771817 Deployment and retraction arrangement for a slot cover |
09/14/1988 | EP0282398A1 Lightning protecting device for a mobile radar antenna |
09/13/1988 | US4771293 Dual reflector folding antenna |
09/13/1988 | US4771292 Suspended antenna with dual corona ring apparatus |
09/13/1988 | CA1242026A1 Multi-position mount for antenna |
09/13/1988 | CA1242024A1 Earth terminal for satellite communication systems |
09/07/1988 | EP0245436A4 Continuous seam-forming device. |
09/06/1988 | US4769656 Expansion band antenna for a wrist instrument and method of making it |
09/06/1988 | US4769655 Vehicle slot antenna with passive ground element |
08/31/1988 | CN87216682U Anti-interference arrester for tv receiver |
08/30/1988 | US4768037 Vehicle window glass antenna using transparent conductive film |
08/30/1988 | CA1241437A1 Extendable directional dipole antenna |
08/24/1988 | EP0279383A2 Deployment and retraction arrangement for a slot cover |
08/24/1988 | EP0279117A1 Modified on-glass antenna |
08/24/1988 | EP0279054A1 Expansion band antenna for a wrist instrument and method of making it |
08/24/1988 | CN87211386U Fully frequency channel planar tv receiving antenna |
08/23/1988 | US4766442 Antenna structure for use with a transmitter located at a great depth |
08/23/1988 | US4766441 Spokewheel convertible antenna for BCA systems aboard submarines |
08/17/1988 | EP0278070A1 Circular microstrip vehicular rf antenna |
08/17/1988 | EP0278069A1 Near-isotropic low profile microstrip radiator especially suited for use as a mobile vehicle antenna |
08/16/1988 | US4764774 Erodible buried radio frequency transmitting and receiving antenna |
08/16/1988 | US4764773 Mobile antenna and through-the-glass impedance matched feed system |
08/03/1988 | CN87204730U Tv antenna change-over switch with lightning arrester |
08/02/1988 | US4761826 Signal separating device |
08/02/1988 | US4761656 Passive marker device |
08/02/1988 | US4761593 Device for controlling motor driven antennas for vehicles |
08/02/1988 | CA1240036A1 Microstrip antenna having unipole antenna |
07/28/1988 | DE3701378A1 Radio receiver with rod antenna |
07/27/1988 | EP0275379A1 Telescopic antenna extending by hand |
07/26/1988 | US4760402 Antenna system incorporated in the air spoiler of an automobile |
07/26/1988 | US4760401 Removable rod antenna |
07/26/1988 | US4760394 Antenna for transmitting and/or receiving radio waves by way of electromagnetic induction |
07/26/1988 | US4760348 Broadband in-line amplifier for submarine antennas |
07/26/1988 | CA1239694A1 Automobile antenna device |
07/20/1988 | EP0274693A1 Communication antenna with a reflector |
07/20/1988 | EP0274592A1 Flat antenna apparatus |
07/20/1988 | EP0274526A1 Transponder device. |
07/19/1988 | US4758840 Means for calibrating the elevation and azimuth angles of the scan axis of an antenna |
07/19/1988 | US4758166 Concealed radio antenna |
07/19/1988 | CA1239473A1 Microwave plane antenna |
07/19/1988 | CA1239471A1 Automobile antenna system |
07/19/1988 | CA1239470A1 Automobile antenna system |
07/14/1988 | WO1988005214A1 Automatic antenna tuning system for portable communication devices |
07/14/1988 | WO1988005213A1 Antenna tuning apparatus for personal communications devices |
07/13/1988 | EP0274074A2 Feeding radiator for a communications antenna |
07/13/1988 | EP0274011A2 Subprojectile with a targeting means |
07/13/1988 | CN87207731U Filling plate-spring for telesopic antenna with collapsible wrinkly hanger |
07/12/1988 | US4757322 Mobile antenna unit |
07/12/1988 | US4757321 Antenna terminal board device for tuner |
07/12/1988 | US4757277 Compensating amplifier for automobile antenna |
07/12/1988 | CA1239220A1 Replaceable radio antenna |
07/05/1988 | US4755830 Universal antenna pole mounting bracket assembly |
07/05/1988 | US4755824 Hardened coupling device and method |
07/05/1988 | US4755823 Keyless vehicle entry apparatus |
07/05/1988 | US4755822 Antenna mounting |
07/05/1988 | US4755819 Reflector antenna and method of fabrication |
07/05/1988 | US4755804 System for feeding and controlling low intensity obstruction lights |
06/28/1988 | US4754285 Expansion band antenna for a wristwatch application |
06/28/1988 | US4754284 Automobile antenna system |
06/22/1988 | EP0272145A2 Card-type radio receiver having slot antenna integrated with housing thereof |
06/22/1988 | EP0271778A2 Half circular 360o scanning radar array |
06/21/1988 | US4752780 Opto-electronic satellite antenna position sensor |
06/16/1988 | WO1988004478A1 System for determining the maximum value of a physical dimension |
06/16/1988 | DE3736830A1 Telescopic antenna which can be extended by hand |
06/15/1988 | EP0271458A2 Electromagnetically coupled printed-circuit antennas having patches or slots capacitively coupled to feedlines |
06/15/1988 | EP0270961A2 Window glass for automobile |
06/15/1988 | EP0270958A1 Circuit for determining the extreme value of a voltage |
06/14/1988 | US4751515 Electromagnetic structure and method |
06/14/1988 | US4751514 Multi-frequency vehicular antenna system |
06/14/1988 | US4751513 Light controlled antennas |
06/14/1988 | US4751135 Method for reinforcing conical shaped object and object formed therewith |
06/09/1988 | DE3640961A1 Telescopic antenna |
06/09/1988 | DE3640479A1 Adjusting device for narrow structures |
06/08/1988 | EP0270294A2 Microwave reflector assembly |
06/08/1988 | EP0269924A2 Compensation amplifier for an automobile antenna |
06/08/1988 | EP0269893A1 Retractable antenna mast particularly for submarines |
06/08/1988 | EP0269723A1 Diversity aerial system. |
06/07/1988 | US4750001 Portable roll-out antenna system and method |
06/07/1988 | US4749999 Transmitting-receiving antennas for vehicles |
06/07/1988 | US4749998 Antenna device for an automobile |
06/07/1988 | US4749997 Modular antenna array |
06/07/1988 | US4749924 Drive system for a vehicle accessory |
05/31/1988 | US4748451 Adjustable bracket mount |
05/31/1988 | US4748449 RF absorbing ablating apparatus |
05/25/1988 | EP0268363A1 A protective cover for an antenna feed |
05/25/1988 | EP0268362A1 Heated dish antennas |
05/25/1988 | EP0268125A1 Parabolic antenna support |
05/24/1988 | US4746925 Shielded dipole glass antenna with coaxial feed |
05/24/1988 | US4746867 For detection of objects buried in the ground |