ClassID:

214445

H01Q17/005 - CPC Classification

Classification description:

Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems using woven or wound filaments; impregnated nets or clothes

Recent Application in this class:
#1
20250357677
2025-11-20

Multilayered Radar-Absorbing Elements Having Adaptable Properties For Microwave Absorption

#2
20240218569
2024-07-04

MICROSCALE COMPOSITE CARBON FIBER FERRITE MICROWAVE ABSORBERS

#3
20240196581
2024-06-13

Electromagnetic wave-absorbing composite material comprising conductive wire and manufacturing method therefor

#4
20240186716
2024-06-06

A RADAR ABSORBING STRUCTURE

#5
20230228871
2023-07-20

A RADAR ABSORBING STRUCTURE

#6
20230084229
2023-03-16

STEALTH ANTENNA HAVING ELECTROMAGNETIC WAVE ABSORBER WITH SANDWICH STRUCTURE

#7
20230064088
2023-03-02

Variable external structures on systems for signature management

#8
20230046758
2023-02-16

TEXTILE ARTICLE FOR RADIO FREQUENCY (RF) ABSORPTION AND ATTENUATION

#9
20220221252
2022-07-14

Radar-absorbing fiber-reinforced structure using plasma discharge of fiber-reinforced composite and stealth system including the same

#10
20220143957
2022-05-12

Tile for reducing a radar wave reflection and a method for producing a tile for reducing a radar wave reflection

#11
20210119343
2021-04-22

CAPACITIVE STEALTH COMPOSITE STRUCTURE

#12
20200299868
2020-09-24

Microscale composite carbon fiber ferrite microwave absorbers

#13
20200285082
2020-09-10

Active ir camouflage device, plasmonic system, and related methods

#14
20200212546
2020-07-02

WEARABLE ANTENNA DEVICE

#15
20200180262
2020-06-11

Adaption of textile article for radio frequency (RF) absorption and attenuation

#16
20190170484
2019-06-06

Metasurface device for cloaking and related applications

#17
20190157767
2019-05-23

Harnessing sharp shapes in antenna structure to enhance link coupling efficiency

#18
20180166790
2018-06-14

COMPOSITE FABRIC STRUCTURE FOR AVOIDING RADAR DETECTION

#19
20180035576
2018-02-01

RADIO FREQUENCY SHIELDED TEXTILES

#20
20160365625
2016-12-15

Antenna device for receiving electromagnetic waves and method for operating an antenna device for receiving electromagnetic waves

#21
20160285171
2016-09-29

Flexible Asymmetric Radio Frequency Data Shield

#22
20160227856
2016-08-11

Radio frequency shielded clothing

#23
20160111792
2016-04-21

Thermoplastic resin composition for molded article having capability of shielding millimeter waves

#24
20150061914
2015-03-05

RADIATION ATTENUATING CLOTHING

#25
20140213133
2014-07-31

Antenna apparatus and method for reducing background noise and increasing reception sensitivity

#26
20140205798
2014-07-24

Incised composite material for selective, multispectral reflection

#27
20130280088
2013-10-24

Wind turbine component comprising radar-absorbing material

#28
20130117915
2013-05-16

RADIATION PROTECTOR FOR MOBILE DEVICES

#29
20120247868
2012-10-04

Noise absorbing fabric

#30
20120229358
2012-09-13

Antenna apparatus and method for reducing background noise and increasing reception sensitivity

#31
20120037803
2012-02-16

ELECTROMAGNETIC INTERFERENCE SHIELD

#32
20110168440
2011-07-14

Broadband electromagnetic wave-absorber and process for producing same

#33
20110095931
2011-04-28

Radar camouflage fabric

#34
20100044584
2010-02-25

CARBON NANOTUBE CONTAINING MATERIALS AND ARTICLES CONTAINING SUCH MATERIALS FOR ALTERING ELECTROMAGNETIC RADIATION

#35
20090135042
2009-05-28

ELECTROMAGNETIC WAVE ABSORBER

#36
20050272856
2005-12-08

Carbon nanotube containing materials and articles containing such materials for altering electromagnetic radiation

#37
20050013661
2005-01-20

Paving material for absorbing electromagnetic wave and pavement structure using it

#38
14999918
2021-01-05

Metasurface skin cloak

#39
13658679
2016-02-16

Shielding cell phone radiation