ClassID:

214047

H01P3/127 - CPC Classification

Classification description:

Waveguides; Transmission lines of the waveguide type; Hollow waveguides with a circular, elliptic, or parabolic cross-section

Recent Application in this class:
#1
20260121274
2026-04-30

DEVICE WITH WAVEGUIDE STRUCTURES

#2
20260088482
2026-03-26

TUNABLE WAVEGUIDE ATTENUATOR AND MEASUREMENT SETUP

#3
20250372854
2025-12-04

CRYOSTAT WITH ELECTROMAGNETIC SHIELDING

#4
20250316875
2025-10-09

COAXIAL RF DUAL-POLARIZED WAVEGUIDE FILTER AND METHOD

#5
20250158264
2025-05-15

DIELECTRIC WAVEGUIDE CABLE AND TERMINAL STRUCTURE OF DIELECTRIC WAVEGUIDE CABLE

#6
20240372236
2024-11-07

WIDE-BANDWIDTH RADIO-FREQUENCY (RF) WINDOWS AND METHOD

#7
20240365463
2024-10-31

SPLIT STRUCTURE PARTICLE ACCELERATORS

#8
20240332226
2024-10-03

SEMICONDUCTOR DEVICE AND ELECTROMAGNETIC WAVE DEVICE

#9
20240283146
2024-08-22

SPHERICAL REFLECTOR ANTENNA HAVING WAVEGUIDE FEED SYSTEM

#10
20240145894
2024-05-02

Coaxial RF dual-polarized waveguide filter and method

#11
20240097343
2024-03-21

LEAKY CABLE AND METHOD OF MANUFACTURING LEAKY CABLE

#12
20230420821
2023-12-28

HIGH-FREQUENCY INPUT COUPLER AND WAVEGUIDE

#13
20230402731
2023-12-14

Terahertz waveguide comprising an outer copper layer laminated with an inner dielectric layer to form a rolled guide tube which is encased by a support tube

#14
20230238676
2023-07-27

Waveguide device and method of manufacturing this device

#15
20230232523
2023-07-20

Waveguide for a particle accelerator

#16
20230056522
2023-02-23

HVAC system with wireless waveguide system

#17
20230054475
2023-02-23

COOKING DEVICE WITH SELECTIVE HEATING

#18
20220416388
2022-12-29

Band-pass filter including plural resonators having a conductive pin structure associated therewith

#19
20220365272
2022-11-17

Terahertz hollow core waveguide

#20
20220244452
2022-08-04

ELECTROMAGNETIC WAVEGUIDE

#21
20220149502
2022-05-12

Waveguide device and method of manufacturing this device

#22
20220013877
2022-01-13

SWITCH DEVICE

#23
20210367316
2021-11-25

Conformable waveguide having an obround cross section, a tool for manually conforming an obround waveguide and a method for forming the conformable waveguide

#24
20210265714
2021-08-26

Flexible waveguide

#25
20210204389
2021-07-01

Split structure particle accelerators

#26
20210181418
2021-06-17

Polarizer for a waveguide and system for the transmission of high-frequency electromagnetic signals

#27
20210013575
2021-01-14

Waveguide including a first dielectric part covered in part by a conductive part and a second dielectric part surrounding the first dielectric part and the conductive part

#28
20200366534
2020-11-19

Methods and apparatus for launching and receiving electromagnetic waves

#29
20200313264
2020-10-01

Waveguide for changing frequency range by using sectional variable of waveguide and frequency range changing method

#30
20200295424
2020-09-17

Coaxial RF dual-polarized waveguide filter and method

#31
20200176848
2020-06-04

Guided wave dielectric coupler having a dielectric cable with an exposed dielectric core position for enabling electromagnetic coupling between the cable and a transmission medium

#32
20200176847
2020-06-04

Guided wave launcher with reflector and methods for use therewith

#33
20200145046
2020-05-07

Method and apparatus for launching a wave mode that mitigates interference

#34
20200092979
2020-03-19

Split structure particle accelerators

#35
20200044691
2020-02-06

Antenna structure with circularly polarized antenna beam

#36
20190356032
2019-11-21

Monolithic splitter using re-entrant poly silicon waveguides

#37
20190348764
2019-11-14

ODU and transmit power control method for ODU

#38
20190312327
2019-10-10

Waveguide transitions for power-combining devices

#39
20190280357
2019-09-12

Feed polarizer step twist switch

#40
20190245580
2019-08-08

Method and apparatus for launching a wave mode that mitigates interference

#41
20190229393
2019-07-25

Methods and apparatus for inducing a non-fundamental wave mode on a transmission medium

#42
20190181689
2019-06-13

Wireless power supply device, telemetric measuring system, rotating machine, system for supplying power wirelessly to rotating body, and turbine system

#43
20190173149
2019-06-06

Waveguide comprising a dielectric waveguide core surrounded by a conductive layer, where the core includes multiple spaces void of dielectric

#44
20190158145
2019-05-23

Antenna structure with circularly polarized antenna beam

#45
20190157736
2019-05-23

Method and apparatus for launching a wave mode that mitigates interference

#46
20190123783
2019-04-25

Dual mode antenna systems and methods for use therewith

#47
20190118737
2019-04-25

Communication system for a vehicle comprising a dual channel rotary joint coupled to a plurality of interface waveguides for coupling electromagnetic signals between plural communication chips

#48
20190097293
2019-03-28

Electromagnetic wave launcher including an electromagnetic waveguide, wherein a millimeter wave signal and a lower frequency signal are respectively launched at different portions of the waveguide

#49
20190074865
2019-03-07

Antenna structure with circularly polarized antenna beam

#50
20190074563
2019-03-07

Method and apparatus for coupling an electromagnetic wave to a transmission medium

#51
20190013558
2019-01-10

Polarization standing wave cavity assisted by anisotropic structures

#52
20180342783
2018-11-29

Methods and apparatus for inducing a non-fundamental wave mode on a transmission medium

#53
20180301782
2018-10-18

Dielectric waveguide comprising a dielectric core surrounded by a dielectric cladding having a plurality of ribs that support the core within a conductive shield

#54
20180269554
2018-09-20

COAXIAL RF DUAL-POLARIZED WAVEGUIDE FILTER AND METHOD

#55
20180238574
2018-08-23

HVAC SYSTEM WITH WIRELESS WAVEGUIDE SYSTEM

#56
20180191049
2018-07-05

Millimeter wave fabric network over dielectric waveguides

#57
20180123207
2018-05-03

Method and apparatus for launching a wave mode that mitigates interference

#58
20180076849
2018-03-15

Method and apparatus for launching a wave mode that mitigates interference

#59
20180076009
2018-03-15

Methods and systems for plasma deposition and treatment

#60
20180026325
2018-01-25

Waveguide structures

#61
20170352944
2017-12-07

Apparatus and method for transmission of millimeter wave signals

#62
20170309984
2017-10-26

Adjustable waveguide assembly

#63
20170300279
2017-10-19

EHF enabled display systems

#64
20170229755
2017-08-10

Methods and apparatus for inducing a non-fundamental wave mode on a transmission medium

#65
20170201028
2017-07-13

Printed circuit board mounted antenna and waveguide interface

#66
20170110793
2017-04-20

Systems and methods for mode suppression in a cavity

#67
20170068496
2017-03-09

EHF enabled display systems

#68
20170018832
2017-01-19

Method and apparatus for launching a wave mode that mitigates interference

#69
20160380328
2016-12-29

Methods and apparatus for inducing a non-fundamental wave mode on a transmission medium

#70
20160378065
2016-12-29

Device for an atomic clock

#71
20160348808
2016-12-01

Smart subsea pipeline

#72
20160322690
2016-11-03

Adjustable waveguide assembly

#73
20160290850
2016-10-06

Radar-Operated Level Gauge

#74
20160254583
2016-09-01

Hollow core coaxial cables and methods of making the same

#75
20160241305
2016-08-18

Communication device, communication system, and communication method

#76
20160218408
2016-07-28

Deployment structure comprised of flat panels with waveguides disposed therein, where the flat panels are rotated into engagement with each other to couple the waveguides

#77
20160218406
2016-07-28

COAXIAL RF DUAL-POLARIZED WAVEGUIDE FILTER AND METHOD

#78
20160111793
2016-04-21

Multiple beam antenna systems with embedded active transmit and receive RF modules

#79
20160056860
2016-02-25

Waveguide, waveguide manufacturing method, and wireless transmission system

#80
20150282289
2015-10-01

Waveguide-based apparatus for exciting and sustaining a plasma

#81
20150194720
2015-07-09

Compact waveguide circular polarizer

#82
20150028972
2015-01-29

Methods and systems for plasma deposition and treatment

#83
20150021473
2015-01-22

Methods and systems for plasma deposition and treatment

#84
20150020735
2015-01-22

Methods and systems for plasma deposition and treatment

#85
20140292603
2014-10-02

Distributed antenna system and method of manufacturing a distributed antenna system

#86
20140197908
2014-07-17

Polarization coupler

#87
20140002211
2014-01-02

Waveguide-based wireless distribution system and method of operation

#88
20130342288
2013-12-26

Self keying and orientation system for a repeatable waveguide calibration and connection

#89
20130307645
2013-11-21

Waveguide for in-vehicle communication system

#90
20130016022
2013-01-17

Hollow core coaxial cables and methods of making the same

#91
20120122390
2012-05-17

Waveguide-based wireless distribution system and method of operation

#92
20110005461
2011-01-13

Methods and systems for plasma deposition and treatment

#93
20100214042
2010-08-26

Free-space waveguides, including an array of capacitively loaded conducting ring elements, for guiding a signal through free space

#94
20100001809
2010-01-07

Electromagnetic wave transmission medium comprising a flexible circular tube with a solid circle shaped ridge disposed therein

#95
20090325628
2009-12-31

Waveguide-based wireless distribution system and method of operation

#96
20080036558
2008-02-14

Flexible waveguide cable with coupling antennas for digital signals

#97
20070171007
2007-07-26

Radio frequency waveguide comprising an electric conductor made of a plastic foil layer laminated with a electric conductive material layer

#98
20070063914
2007-03-22

Waveguide-based wireless distribution system and method of operation

#99
20070001789
2007-01-04

Flexible waveguide cable with a dielectric core

#100
17826040
2024-02-13

Waveguide assembly comprising first and second waveguide portions joined together through a gap interface and communication system formed therefrom

#101
15413443
2019-04-23

Microwave power extractor comprising a partially dielectric loaded waveguide configured to provide a converted mode energy output