ELECTRONICS RESEARCH, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01P WAVEGUIDES; RESONATORS, LINES OR OTHER DEVICES OF THE WAVEGUIDE TYPE 357
 
  
 
H01Q AERIALS 3107
 
  
 
H04B TRANSMISSION 1209
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 1284

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0301,973 OPTIMIZED COAXIAL TRANSMISSION LINE AND METHOD FOR OVERCOMING FLANGE REFLECTIONSApr 14, 16Oct 19, 17[H01P]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9865910 Optimized coaxial transmission line and method for overcoming flange reflectionsApr 14, 16Jan 09, 18[H01P]
8879662 High level IBOC combining method and apparatus for single input antenna systemsApr 05, 13Nov 04, 14[H04L, H01P, H04B, H01Q]
RE40890 Temperature compensated high power bandpass filterMay 14, 03Sep 01, 09[H01P]
6232852 Temperature compensated high power bandpass filterFeb 16, 99May 15, 01[H01P]
5506591 Television broadcast antenna for broadcasting elliptically polarized signalsNov 25, 94Apr 09, 96[H01Q]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7827741 Guy anchor equalizer plate with ultrasound portExpiredFeb 13, 07Nov 09, 10[E04H]
2009/0002,252 TURNSTYLE ANTENNA ELEMENTAbandonedApr 16, 08Jan 01, 09[H01Q]
2008/0100,529 ANTENNA WITH LATTICE SUPPORT STRUCTUREAbandonedApr 24, 07May 01, 08[H01Q]
2007/0271,074 MULTI-SECTION TRANSMISSION LINEAbandonedMay 16, 06Nov 22, 07[G06F]
2007/0176,057 Hanger System for Rigid LinesAbandonedJan 27, 06Aug 02, 07[F16L]
7183876 Variable coupling factor directional couplerExpiredApr 04, 03Feb 27, 07[H01P]
6956539 Multiple antenna configuration and support structureExpiredJul 01, 03Oct 18, 05[H01Q]
2004/0100,276 Method and apparatus for calibration of a vector network analyzerAbandonedNov 25, 02May 27, 04[G01R, G01D]
6529104 Temperature compensated high power bandpass filterExpiredFeb 16, 00Mar 04, 03[H01P]
6492959 Stacked array antenna systemExpiredOct 19, 00Dec 10, 02[H01Q]
5999071 Apparatus for reducing VSWR in rigid transmission linesExpiredJul 31, 98Dec 07, 99[H01P]
5021797 Antenna for transmitting elliptically polarized television signalsExpiredMay 09, 90Jun 04, 91[H01Q]
5017938 UHF-TV broadcast system having circular, non-coaxial waveguide transmission line for operation in the TE.sub.11 modeExpiredMay 01, 90May 21, 91[H01P, H01Q]
4907008 Antenna for transmitting circularly polarized television signalsExpiredApr 01, 88Mar 06, 90[H01Q]
4851857 High-power, end-fed, non-coaxial UHF-TV broadcast antennaExpiredApr 06, 88Jul 25, 89[H01Q]
4654612 Spring hanger system for UHF circular waveguide having glide ring and clamping ring connected by constant force springsExpiredDec 18, 84Mar 31, 87[H01Q]
4628538 Television transmission system using overmoded waveguideExpiredMay 13, 85Dec 09, 86[H04B]
4564826 Multiple mitered circular waveguide bendExpiredApr 06, 84Jan 14, 86[H01P]
4543548 Coaxial transmission line having an expandable and contractible bellowsExpiredApr 02, 84Sep 24, 85[F16L, H01P]

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