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1974-04-08 |
1975-08-12 |
Microwave Ass |
Electric wave resonators
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1974-09-30 |
1976-02-03 |
Harvard Industries, Inc. |
Multicavity dual mode filter
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1975-01-15 |
1976-07-20 |
Trw Inc. |
Method of fabricating waveguide structures
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1976-07-06 |
1977-06-14 |
Hughes Aircraft Company |
N-section microwave resonator having rotary joint for variable coupling
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1976-11-30 |
1982-04-15 |
Siemens AG, 1000 Berlin und 8000 München |
Filter für sehr kurze elektromagnetische Wellen
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1976-12-27 |
1977-11-29 |
Communications Satellite Corporation |
Canonical dual mode filter
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1977-03-14 |
1980-06-10 |
Rca Limited |
Dual mode filter
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1978-10-16 |
1980-04-24 |
Com Dev Ltd |
Wellenleiter-bandpassfilter
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JPS5568469U
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1978-11-06 |
1980-05-12 |
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1979-03-26 |
1981-04-07 |
Communications Satellite Corporation |
High power waveguide filter
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1979-04-27 |
1980-08-19 |
Premier Microwave Corporation |
Dual mode band rejection filter
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DE3108758A1
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1981-03-07 |
1982-09-16 |
Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt |
Mikrowellen-empfangseinrichtung
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1981-05-11 |
1984-12-18 |
Ford Aerospace & Communications Corporation |
Miniature dual-mode, dielectric-loaded cavity filter
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1982-02-24 |
1983-10-18 |
Hughes Aircraft Company |
Spherical cavity microwave filter
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1982-06-11 |
1985-10-01 |
Agence Spatiale Europeenne |
Microwave filter structure
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1982-09-27 |
1984-06-05 |
Ford Aerospace & Communications Corporation |
Dual-mode dielectric loaded cavity filter with nonadjacent mode couplings
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BE898257A
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1983-11-18 |
1984-05-18 |
Europ Agence Spatiale |
Filtre micro-onde intégré et procédé de construction d'un tel filtre.
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1984-03-29 |
1985-10-22 |
Rca Corporation |
Cross-polarization corrector for circular waveguide
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1985-08-27 |
1987-03-02 |
Alps Electric Co Ltd |
導波管フイルタ
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1986-06-25 |
1988-01-07 |
Ant Nachrichtentech |
Mikrowellenfilter
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1986-09-02 |
1988-01-26 |
Hughes Aircraft Company |
Dual mode waveguide filter employing coupling element for asymmetric response
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1987-09-02 |
1991-04-30 |
Hughes Aircraft Company |
Low-loss wide-band microwave filter
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1990-07-31 |
1992-11-20 |
Alcatel Telspace |
Filtre hyperfrequence de puissance, notamment filtre de sortie pour emetteur de radiocommunications.
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1991-05-23 |
1996-03-14 |
Ant Nachrichtentech |
Mikrowellenfilter
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1993-04-08 |
1994-09-20 |
Itt Corporation |
Dual bandpass microwave filter
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1993-12-06 |
1998-09-01 |
Krishnan Raghavan |
Biconical multimode resonator
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1993-12-22 |
1995-01-17 |
Westinghouse Electric Corporation |
Waveguide filters having a layered dielectric structure
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1994-06-08 |
1997-01-21 |
Cselt Centro Studi Lab Telecom |
Cavita' bimodale per filtri passa banda in guida d'onda.
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1996-01-29 |
1998-03-24 |
Hughes Aircraft Company |
Spherical cavity mode transcendental control methods and systems
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1996-01-30 |
1998-05-18 |
Cselt Centro Studi Lab Telecom |
Cavita' multimodale per filtri in guida d'onda.
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1996-01-30 |
1998-05-18 |
Cselt Centro Studi Lab Telecom |
Cavita' multimodale per filtri n guida d'onda.
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1996-04-19 |
1998-09-08 |
University Of Maryland |
High performance dual mode microwave filter with cavity and conducting or superconducting loading element
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1996-05-22 |
1998-08-21 |
Europ Agence Spatiale |
Filtre bimode a guide d'ondes circulaire
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1996-09-19 |
1999-06-01 |
Illinois Superconductor Corp. |
Aperture for coupling in an electromagnetic filter
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1996-10-15 |
1998-10-06 |
Steven Barton Lundquist |
Temperature compensated microwave filter
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1997-08-26 |
1998-08-18 |
Hughes Electronics Corporation |
Dual mode cavity resonator with coupling grooves
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1998-06-23 |
1999-12-29 |
Vladimir Nikolaevich Rozhkov |
Uhf filter
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1998-07-08 |
2000-08-08 |
Yissum Research Development Company Of The University Of Jerusalum |
Polarization-sensitive near-field microwave microscope
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1998-09-15 |
2000-04-04 |
Hughes Electronics Corporation |
Microwave filter having cascaded subfilters with preset electrical responses
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1999-01-15 |
2000-06-08 |
Bosch Gmbh Robert |
Hohlraumresonator mit Mitteln zur Abstimmung seiner Resonanzfrequenz
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1999-03-27 |
2001-10-02 |
Space Systems/Loral, Inc. |
General response dual-mode, dielectric resonator loaded cavity filter
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2001-04-30 |
2005-05-24 |
Nortel Networks Corporation |
Remotely adjustable bandpass filter
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2008-03-12 |
2013-07-16 |
The Boeing Company |
Steering radio frequency beams using negative index metamaterial lenses
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(en)
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2008-03-12 |
2013-07-23 |
The Boeing Company |
Lens for scanning angle enhancement of phased array antennas
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2009-06-25 |
2013-07-23 |
The Boeing Company |
Leaky cavity resonator for waveguide band-pass filter applications
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2009-11-19 |
2013-07-23 |
The Boeing Company |
Metamaterial band stop filter for waveguides
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2011-02-25 |
2016-02-11 |
Sentech Instruments Gmbh |
Plasmabearbeitungsvorrichtung und Plasmabearbeitungsverfahren
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2016-07-12 |
2017-07-31 |
Акционерное общество "Концерн воздушно-космической обороны "Алмаз-Антей"(АО "Концерн ВКО "Алмаз-Антей") |
Компактная 90-градусная скрутка в прямоугольном волноводе
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KR102410837B1
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2021-11-01 |
2022-06-22 |
한국항공우주연구원 |
필터 제조 방법 및 그 방법에 의해 제조되는 필터
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