Patents for H01Q 17 - Devices for absorbing waves radiated from an aerial; Combinations of such devices with active aerial elements or systems (2,636) |
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01/23/1996 | US5486838 Broadband omnidirectional microwave antenna for minimizing radiation toward the upper hemisphere |
01/18/1996 | DE4425261A1 EMF neutraliser with wooden base part equipped with varying quartz balls in circle |
01/17/1996 | EP0692840A1 Wide bandwidth electromagnetic wave absorbing material |
01/11/1996 | WO1996000992A1 Energy absorbing arrangements |
01/10/1996 | EP0466839B1 Electromagnetic wave attenuating and deicing structure |
01/09/1996 | US5483169 RF imaging of low observable coatings using a wire-over-ground-plane transmission line |
01/04/1996 | WO1996000454A1 Absorbent panel |
12/27/1995 | EP0689297A1 Portable radio transceiver |
12/27/1995 | EP0689263A1 Absorber for a device for testing the electromagnetic compatibility of electric and electronic systems |
12/27/1995 | EP0689262A1 Wave absorber composition, radio wave absorber member, radio wave absorber and method for producing wave absorber member |
12/14/1995 | WO1995033699A1 Magnetodielectric ceramic composite material, method of manufacturing same, application, and a multifunctional component |
12/14/1995 | WO1995033515A1 Device for controlling oscillating electromagnetic fields, in particular radio waves |
12/14/1995 | DE4420029A1 Magnetodielektrischer keramischer Verbundwerkstoff, Verfahren zu seiner Herstellung, Verwendung und multifunktionales Bauelement A magnetodielectric ceramic composite material, method for its manufacture, use and multi-functional component |
12/07/1995 | DE4433462C1 Radar jammer for protection of aircraft propulsion units |
12/06/1995 | EP0640250A4 Electromagnetic energy absorbing structure. |
11/23/1995 | DE19518541A1 Electromagnetic screening compsn. |
11/09/1995 | WO1995030229A1 Protective device for shielding people from high-frequency electromagnetic fields |
11/09/1995 | DE4415372A1 Schutzvorrichtung für Menschen zur Abschirmung gegen elektromagnetische Hochfrequenzfelder A protective device for people for shielding against electromagnetic high frequency fields |
11/08/1995 | EP0681340A1 Radar-absorbing window glazing or façade covering |
11/02/1995 | WO1995005128A1 Protection of living systems from electromagnetic fields |
10/25/1995 | EP0678930A2 Broadband omnidirectional microwave antenna |
10/24/1995 | US5461392 Transverse probe antenna element embedded in a flared notch array |
10/19/1995 | WO1995028014A1 A panel |
10/19/1995 | DE4413266A1 Transparent cpd. material with radar reflection or absorbency |
10/18/1995 | EP0677888A1 Electromagnetic wave absorber |
10/12/1995 | DE4406227C1 Radar, IR or optical camouflage appts. for aircraft carrying radiators and sensors |
10/04/1995 | EP0644820A4 Ultraviolet protective fabric. |
09/26/1995 | US5453745 Wideband wave absorber |
09/20/1995 | EP0672206A1 Radar attenuating textiles. |
08/30/1995 | EP0669674A1 Device for camouflaging antennas |
08/29/1995 | US5446459 A copper oxide-iron oxide system located at grain boundary in matrix ferrite |
08/29/1995 | US5446458 Process for the fastening of an element absorbing electromagnetic waves on a wall of a structure or an infrastructure |
08/22/1995 | US5443900 Two or more multilayer films each having resin layer and metal or alloy layer of specified thickness formed on base structure; lightweight |
08/03/1995 | DE4401675A1 Optically transparent insulating glass pane |
08/01/1995 | US5438333 Electromagnetic radiation absorbing shroud |
07/25/1995 | US5436630 Radar shields |
07/06/1995 | DE4344909A1 Radar de-reflection element e.g. for use at airports |
06/28/1995 | EP0660123A2 Anechoic chamber and wave absorber |
06/21/1995 | EP0658678A1 Elements of protective windows |
06/14/1995 | EP0657613A1 Window glazing |
06/08/1995 | DE4341806C1 Self support radome |
05/30/1995 | US5420588 Wave attenuation |
05/24/1995 | EP0654846A1 Attenuation fin blanket for a feed horn |
05/16/1995 | US5416667 Printed wiring board having an electromagnetic wave shielding layer |
05/16/1995 | US5414913 Ultraviolet protective fabric |
05/03/1995 | EP0650577A1 Anti-radar nets |
04/27/1995 | DE4335696A1 Planar screen for openings in a Faraday cage which screens an equipment, and a method for its production |
04/25/1995 | US5410251 High-frequency system for nuclear spin tomography with shield for delimitation of an electric field |
04/05/1995 | EP0646033A1 Device for protection against the biological effects of electromagnetic non-ionising radiations, particularly those emitted by vdu equipment |
03/30/1995 | DE4332042C1 Reflector for electromagnetic radiation |
03/29/1995 | EP0644820A1 Ultraviolet protective fabric |
03/28/1995 | US5401901 Weather-resistant electromagnetic interference shielding for electronic equipment enclosures |
03/16/1995 | WO1995007603A1 Form-in-place emi gaskets |
03/15/1995 | EP0643552A1 Form-in-place EMI gaskets |
03/15/1995 | EP0643551A1 Form-in-place EMI gaskets |
03/14/1995 | US5398037 Antenna structure |
03/14/1995 | US5397854 Method of forming screen printed or mask printed microwave absorbing material on module lids to suppress EMI |
03/07/1995 | US5396249 Microwave absorber and process for manufacturing same |
03/01/1995 | EP0640250A1 Electromagnetic energy absorbing structure |
02/28/1995 | US5394150 Broad-band radio wave absorber |
02/28/1995 | US5394149 Method of absorbing electromagnetic waves |
02/24/1995 | CA2125602A1 Broadband omnidirectional microwave antenna |
02/16/1995 | WO1995005013A1 Method for constructing an absorber and absorber structure |
02/16/1995 | DE4327284A1 EMC measurement room |
02/14/1995 | US5389434 Electromagnetic radiation absorbing material employing doubly layered particles |
02/09/1995 | DE4336840C1 Cover for radar antennas |
01/31/1995 | US5385623 Method for making a material with artificial dielectric constant |
01/26/1995 | DE4324916A1 Moulded element for absorption of electromagnetic waves |
01/19/1995 | DE4340907C1 Window glazing |
01/12/1995 | DE4326116C1 Testing station for electromagnetic compatibility |
01/10/1995 | US5381149 Broadband absorbers of electromagnetic radiation based on aerogel materials, and method of making the same |
01/05/1995 | WO1995000983A1 Arrangement for absorbing electromagnetic waves and process for producing the same |
12/14/1994 | EP0629019A1 Antenna device for electronic systems for protecting objects against theft |
12/07/1994 | EP0627236A2 Protection device against radiation |
11/30/1994 | EP0558691B1 New category of magnetic materials, their production and use |
11/24/1994 | WO1994027109A1 Anti-radar nets |
11/15/1994 | US5365240 Efficient driving circuit for large-current radiator |
11/15/1994 | US5364574 Method of forming a corrosion-resistant EMI shielding gasket between graphite and metal components |
11/03/1994 | DE4314338A1 Radio-frequency system of an MR (nuclear spin, NMR) tomography instrument with screening means for E field limitation |
11/02/1994 | EP0622865A2 Microwave absorber and process for manufacturing same |
10/27/1994 | WO1994024724A1 Broadband electromagnetic energy absorber |
10/27/1994 | DE4331235C1 Window glazing |
10/25/1994 | US5358787 RF absorptive window |
10/04/1994 | US5353029 Separable electromagnetic waveguide attenuator |
09/22/1994 | DE4308223A1 Device for reflecting electromagnetic waves |
09/15/1994 | DE4307805A1 RF-screened switching cabinet having a cabinet body and a cabinet door |
09/06/1994 | US5345238 Satellite signature suppression shield |
09/06/1994 | CA2005743C Radio wave absorbing material |
09/01/1994 | DE4305703A1 Device for testing EMI (electromagnetic interference) |
08/18/1994 | WO1994018817A1 A device for radio communication |
08/16/1994 | US5338617 Radio frequency absorbing shield and method |
08/11/1994 | DE4410112A1 Fast, small stealth minelaying and minesweeping ship for use in the navy and the marine corps |
08/09/1994 | US5337066 Antenna system with a limitable communication area |
07/28/1994 | DE3800521C1 Verfahren zur Abschirmung ruhender oder bewegter Zielobjekte Method for shielding a static or moving targets |
07/28/1994 | DE3705316C1 Anti-radar screening of esp. military stationary or mobile target - diffusely re-radiating EM energy absorbed in rotation of mols. in envelope of chemical screening material |
07/19/1994 | US5331567 Pyramidal absorber having multiple backing layers providing improved low frequency response |
07/19/1994 | CA1330704C Electromagnetic wave absorbing material |
07/06/1994 | EP0604426A1 Weather-resistant electromagnetic interference shielding for electronic equipment enclosures. |
07/06/1994 | EP0524925B1 Composition for the manufacture of a material with dielectric or pyroelectric properties, and process for the manufacture of this material |
07/05/1994 | US5326640 Hollow or solid glass microspheres with multilayer iron |