| Patents for H01Q 7 - Loop aerials with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop (7,833) |
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| 10/16/1990 | US4963880 Coplanar single-coil dual function transmit and receive antenna for proximate surveillance system |
| 09/12/1990 | EP0386134A1 Antenna system for magnetic and resonant circuit detection. |
| 09/05/1990 | CN2061735U Multiring long distance high gain tv receiving aerial with compensating feeder |
| 08/16/1990 | EP0382130A2 Small radio-controlled clock with an antenna coil |
| 08/07/1990 | US4947180 FM antenna |
| 07/26/1990 | WO1990008404A1 Reactance buffered loop antenna and method for making the same |
| 07/24/1990 | US4943810 Antenna coil with integral housing |
| 07/18/1990 | CN1008859B Directional active antenna of full frequency channels |
| 07/12/1990 | WO1990007803A1 Antenna structure for an electronic article surveillance system |
| 07/10/1990 | US4940992 Balanced low profile hybrid antenna |
| 07/04/1990 | EP0376062A1 Electronic module with an integrated circuit for a portable object of small dimensions, such as a card or a key, and process for manufacturing such a module |
| 06/30/1990 | CA2006749A1 Antenna structure for an electronic article surveillance system |
| 06/13/1990 | CN2058276U Vehicle-borne short-wave double ring transmitting antenna |
| 06/06/1990 | EP0371562A1 Coil antenna device |
| 06/06/1990 | CN2058038U Supper-thin type soft tv antenna |
| 05/17/1990 | DE3903115C1 Arrangement for simulating the consequences of an electrostatic discharge |
| 05/16/1990 | CN1042114A Antenna for apparatus for surveillance of pneumatic tyre |
| 05/15/1990 | CA1269134A1 Near field probe |
| 05/14/1990 | EP0274526A4 Transponder device. |
| 05/08/1990 | US4924237 Antenna and its electronic circuit combination |
| 05/03/1990 | DE3837148A1 Omnidirectional antenna arrangement for time signal receivers |
| 05/02/1990 | EP0365939A1 Antenna for a tyre surveillance device |
| 03/29/1990 | DE3832813A1 Magnetic transmitting and/or receiving antenna |
| 03/28/1990 | EP0360594A2 Automobile loop antenna |
| 01/31/1990 | EP0352513A2 Load isolated article surveillance system and antenna assembly |
| 01/18/1990 | DE3823972A1 Magnetic radiating element having a coil made of bifilar turns |
| 01/16/1990 | US4894663 Ultra thin radio housing with integral antenna |
| 01/10/1990 | EP0350006A2 Antenna structure used in portable radio device |
| 12/28/1989 | WO1989012916A1 Antenna system for magnetic and resonant circuit detection |
| 12/26/1989 | US4890115 Magnetic antenna |
| 11/08/1989 | CN1037054A Balanced low profile hybrid antenna |
| 11/07/1989 | US4879570 Broadcasting wave reception antenna |
| 10/31/1989 | US4878059 Farfield/nearfield transmission/reception antenna |
| 10/31/1989 | CA1262570A1 Vehicle antenna system |
| 10/19/1989 | WO1989010012A1 Balanced low profile hybrid antenna |
| 10/18/1989 | EP0337656A2 High efficiency antenna |
| 10/10/1989 | US4873527 Antenna system for a wrist carried paging receiver |
| 10/03/1989 | US4872018 Multiple loop antenna |
| 10/03/1989 | US4870779 Magnetic rodent control method |
| 09/27/1989 | EP0334297A2 Wrist carried wireless instrument |
| 09/12/1989 | US4866455 Antenna system for magnetic and resonant circuit detection |
| 08/29/1989 | US4862181 Miniature integral antenna-radio apparatus |
| 08/15/1989 | US4857893 Single chip transponder device |
| 08/10/1989 | WO1989007347A1 Magnetic field concentrator |
| 08/10/1989 | DE3802474A1 Arrangement for producing a homogeneous, frequency-independent alternating magnetic field |
| 07/18/1989 | US4849767 Helical antenna for small portable wireless devices |
| 07/11/1989 | US4847626 Dielectrical material |
| 07/04/1989 | US4845509 Multiple loop receiving device in a security system |
| 07/04/1989 | CA1256989A1 Automobile antenna |
| 07/04/1989 | CA1256988A1 Automobile antenna |
| 06/15/1989 | WO1989005530A1 Antenna structure for providing a uniform field |
| 06/13/1989 | US4839661 Guided wave antenna system and method |
| 05/09/1989 | US4829310 Wireless communication system using current formed underground vertical plane polarized antennas |
| 05/09/1989 | CA1253960A1 Miniature gain antenna |
| 04/26/1989 | CN2036706U Train-borne omnidirectional wide-band tv receiving antenna |
| 04/18/1989 | US4823141 Vehicle antenna system |
| 04/18/1989 | CA1252881A1 Automobile antenna system with a high-frequency pick-up coil |
| 04/12/1989 | CN1032410A Directional active antenna of full frequency channels |
| 04/04/1989 | US4817612 Cross-coupled double loop receiver coil for NMR imaging of cardiac and thoraco-abdominal regions of the human body |
| 03/28/1989 | US4816837 Automobile antenna system |
| 03/21/1989 | US4814782 Single turn ferrite rod antenna and method |
| 03/21/1989 | US4814776 Optimally grounded small loop antenna |
| 03/14/1989 | US4812812 Apparatus and method for determining the position and orientation of a remote object |
| 03/07/1989 | US4811024 Automobile antenna |
| 02/28/1989 | US4809010 Low profile wireless communication system and method |
| 02/22/1989 | CN2033156U Hanging full frequency channel antenna for tv |
| 02/14/1989 | US4805232 For adorning the waist of pants |
| 02/14/1989 | US4804968 Vehicle antenna system |
| 01/31/1989 | US4801944 Antenna |
| 01/24/1989 | US4799310 Method for manufacturing a bar antenna |
| 01/10/1989 | CA1248606A1 Transponder systems |
| 01/05/1989 | DE3820248A1 Keyless actuating system for a vehicle-locking device |
| 12/28/1988 | CN88211467U Monodirectional tv antenna adjustable in three-dimension |
| 12/27/1988 | US4794397 Automobile antenna |
| 11/22/1988 | CA1245351A1 Automobile antenna system |
| 11/03/1988 | WO1988008622A1 Single-turn loop resonator |
| 10/12/1988 | CN87216868U Miniature high-fidelity all-channel indoor antenna |
| 10/05/1988 | EP0285303A1 Broadcasting wave reception antenna |
| 08/24/1988 | CN87212544U Miniature shared antenna system |
| 07/20/1988 | EP0274526A1 Transponder device. |
| 07/19/1988 | CA1239471A1 Automobile antenna system |
| 07/05/1988 | US4755827 Millimeter wavelength monolithic ferrite circulator/antenna device |
| 07/05/1988 | US4755345 Impedance matched, high-power, rf antenna for ion cyclotron resonance heating of a plasma |
| 06/28/1988 | US4754284 Automobile antenna system |
| 06/14/1988 | US4751516 Antenna system for magnetic and resonant circuit detection |
| 06/14/1988 | US4751515 Electromagnetic structure and method |
| 06/01/1988 | CN87203947U Wall-hanging type television antenna |
| 05/24/1988 | US4746927 VOR antenna design |
| 04/13/1988 | CN87204935U Coil antenna of variable impendance |
| 03/16/1988 | CN87208874U Domestic audio transmitting loop antenna |
| 02/10/1988 | CN86202866U Sound-reducing wave-transmitter and accessory wave-receiver |
| 02/09/1988 | US4724427 Transponder device |
| 01/28/1988 | WO1988000785A1 Transponder device |
| 01/27/1988 | EP0254415A1 Antenna system |
| 01/05/1988 | US4717921 Automobile antenna system |
| 01/05/1988 | US4717920 Automobile antenna system |
| 12/29/1987 | CA1230922A1 Nuclear magnetic resonance radio frequency antenna |
| 12/08/1987 | US4712112 Miniature antenna with separate sequentially wound windings |
| 11/10/1987 | CA1229141A1 Method and apparatus for detection of targets in an interrogation zone |
| 10/20/1987 | US4701764 Miniature high-gain antenna |