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Class Information
Number: 342/1
Name: Communications: directive radio wave systems and devices (e.g., radar, radio navigation) > Radio wave absorber
Description: Subject matter wherein a material or device takes up and dissipates far field radar or radio wave signals.










Sub-classes under this class:

Class Number Class Name Patents
342/2 For aircraft or missile 81
342/3 For camouflage 80
342/4 With particular geometric configuration 219


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8641817 Paint with metallic microwires, process for integrating metallic microwires in paint and process for applying said paint on metallic surfaces Feb. 4, 2014
8643530 Apparatus for radar target cloaking using polyhedral conducting mesh Feb. 4, 2014
8643531 Electromagnetic wave absorber Feb. 4, 2014
8643532 Thin film emitter-absorber apparatus and methods Feb. 4, 2014
8564472 Sheet member for improving communication, and antenna device and electronic information transmitting apparatus provided therewith Oct. 22, 2013
8466825 Combined electromagnetic wave absorber Jun. 18, 2013
8391784 Communication device and high-frequency coupler Mar. 5, 2013
8378877 Porous materials embedded with nanoparticles, methods of fabrication and uses thereof Feb. 19, 2013
8371522 Device for cooling hot gas to be discharged from an aircraft Feb. 12, 2013
8344932 RF anechoic chamber Jan. 1, 2013
8339320 Tunable frequency selective surface Dec. 25, 2012
8330640 Termination of edges of a parabolic reflector in a compact range Dec. 11, 2012
8325079 CNT-based signature control material Dec. 4, 2012
8279104 Radio wave absorber, electromagnetic field measurement system and radiated immunity system Oct. 2, 2012
8199044 Artificial dielectric composites by a direct-write method Jun. 12, 2012
8199045 Nickel nanostrand ESD/conductive coating or composite Jun. 12, 2012
8184035 Insulated ultrafine powder and high dielectric constant resin composite material May. 22, 2012
8179298 Multi-directional resonant-type electromagnetic wave absorber, method for adjusting electromagnetic wave absorption performance using the same and manufacturing method of the same May. 15, 2012
8164506 Electromagnetic absorber using resistive material Apr. 24, 2012
8164505 Structure for reducing scattering of electromagnetic waves Apr. 24, 2012
8149153 Instrumentation structure with reduced electromagnetic radiation reflectivity or interference characteristics Apr. 3, 2012
8138959 Radio wave absorption material and radio wave absorber Mar. 20, 2012
8106810 Millimeter wave filters Jan. 31, 2012
8072365 Magnetic crystal for electromagnetic wave absorbing material and electromagnetic wave absorber Dec. 6, 2011
8072366 Radio wave absorber, electromagnetic field measurement system and radiated immunity system Dec. 6, 2011
8063812 Radio wave absorber, electromagnetic field measurement system and radiated immunity system Nov. 22, 2011
8031104 Microwave absorber, especially for high temperature applications Oct. 4, 2011
8017217 Variable emissivity material Sep. 13, 2011
8013776 Radar camouflage fabric Sep. 6, 2011
8013775 Radio frequency absorber Sep. 6, 2011
8013777 Electromagnetic wave absorber using resistive material Sep. 6, 2011
7999720 Camouflage positional elements Aug. 16, 2011
7973696 Thin film emitter-absorber apparatus and methods Jul. 5, 2011
7965219 Patterned optical material and metamaterial for protection from and defeat of directed energy Jun. 21, 2011
7956793 Selective reflective and absorptive surfaces and methods for resonantly coupling incident radiation Jun. 7, 2011
7948424 Radio wave absorber and producing method thereof May. 24, 2011
7940203 Electromagnetic wave absorption board to be used in wireless LAN May. 10, 2011
7940204 Absorber assembly for an anechoic chamber May. 10, 2011
7897882 Electromagnetic interference and radio frequency absorbing material and process for forming the same Mar. 1, 2011
7893390 Guided missile Feb. 22, 2011
7864095 Wave absorber and manufacturing method of wave absorber Jan. 4, 2011
7834799 System and method for fabricating composite laminate structures with co-laminated radar absorbing material Nov. 16, 2010
7830296 Anechoic structures for absorbing electromagnetic interference in a communications module Nov. 9, 2010
7804439 Electromagnetic wave absorber Sep. 28, 2010
7804446 Antenna for a fill level radar for applications involving high temperatures and/or high pressures Sep. 28, 2010
7777664 Wave absorber Aug. 17, 2010
7695803 Sheet material for radio wave absorber and radio wave absorber Apr. 13, 2010
7688246 Radio wave absorber, electromagnetic field measurement system and radiated immunity system Mar. 30, 2010
7642948 Reflective layer Jan. 5, 2010
7633424 Wide temperature range dielectric absorber Dec. 15, 2009

1 2 3 4 5 6










 
 
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