P

Inventor

JOHNSON SHIKIK

US36 patents

Patents

36 patents
US10505249B2Dec 10, 2019

Communication system having a cable with a plurality of stranded uninsulated conductors forming interstitial areas for guiding electromagnetic waves therein and method of use

AT & T IP I LP144 citations99
US10424845B2Sep 24, 2019

Method and apparatus for communication using variable permittivity polyrod antenna

AT & T IP I LP204 citations99
US10411356B2Sep 10, 2019

Apparatus and methods for selectively targeting communication devices with an antenna array

AT & T IP I LP216 citations99
US10411920B2Sep 10, 2019

Methods and apparatus for inducing electromagnetic waves within pathways of a cable

AT & T IP I LP205 citations99
US10389037B2Aug 20, 2019

Apparatus and methods for selecting sections of an antenna array and use therewith

AT & T IP I LP229 citations99
US10389419B2Aug 20, 2019

Methods and apparatus for generating and receiving electromagnetic waves

AT & T IP I LP219 citations99
US10361489B2Jul 23, 2019

Dielectric dish antenna system and methods for use therewith

AT & T IP I LP261 citations99
US10340573B2Jul 2, 2019

Launcher with cylindrical coupling device and methods for use therewith

AT & T IP I LP269 citations99
US10305190B2May 28, 2019

Reflecting dielectric antenna system and methods for use therewith

AT & T IP I LP291 citations99
US10205212B2Feb 12, 2019

Methods and apparatus for adjusting a phase of electromagnetic waves

AT & T IP I LP325 citations99
US10205655B2Feb 12, 2019

Apparatus and methods for communicating utilizing an antenna array and multiple communication paths

AT & T IP I LP343 citations99
US10148016B2Dec 4, 2018

Apparatus and methods for communicating utilizing an antenna array

AT & T IP I LP366 citations99
US10135145B2Nov 20, 2018

Apparatus and methods for generating an electromagnetic wave along a transmission medium

AT & T IP I LP370 citations99
US10096883B2Oct 9, 2018

Methods and apparatus for adjusting a wavelength electromagnetic waves

AT & T IP I LP391 citations99
US10554454B2Feb 4, 2020

Methods and apparatus for inducing electromagnetic waves in a cable

AT & T IP I LP115 citations98
US10516555B2Dec 24, 2019

Methods and apparatus for creating interstitial areas in a cable

AT & T IP I LP130 citations98
US10505248B2Dec 10, 2019

Communication cable having a plurality of uninsulated conductors forming interstitial areas for propagating electromagnetic waves therein and method of use

AT & T IP I LP144 citations98
US10505250B2Dec 10, 2019

Communication system having a cable with a plurality of stranded uninsulated conductors forming interstitial areas for propagating guided wave modes therein and methods of use

AT & T IP I LP144 citations98
US10505252B2Dec 10, 2019

Communication system having a coupler for guiding electromagnetic waves through interstitial areas formed by a plurality of stranded uninsulated conductors and method of use

AT & T IP I LP144 citations98
US11025460B2Jun 1, 2021

Methods and apparatus for accessing interstitial areas of a cable

AT & T IP I LP27 citations94
US11387560B2Jul 12, 2022

Impedance matched launcher with cylindrical coupling device and methods for use therewith

AT & T IP I LP9 citations86
US11121466B2Sep 14, 2021

Antenna system with dielectric antenna and methods for use therewith

AT & T IP I LP17 citations86
US10439675B2Oct 8, 2019

Method and apparatus for repeating guided wave communication signals

AT & T IP I LP20 citations86
US10629994B2Apr 21, 2020

Apparatus and methods for generating an electromagnetic wave along a transmission medium

AT & T IP I LP1 citations63
US10601138B2Mar 24, 2020

Reflecting dielectric antenna system and methods for use therewith

AT & T IP I LP1 citations63
US10833743B2Nov 10, 2020

Methods and apparatus for generating and receiving electromagnetic waves

AT & T IP I LP0 citations52
US10819034B2Oct 27, 2020

Apparatus and methods for selectively targeting communication devices with an antenna array

AT & T IP I LP0 citations52
US10811781B2Oct 20, 2020

Apparatus and methods for selecting sections of an antenna array and use therewith

AT & T IP I LP0 citations52
US10797370B2Oct 6, 2020

Launcher with cylindrical coupling device and methods for use therewith

AT & T IP I LP0 citations52
US10770799B2Sep 8, 2020

Method and apparatus for communication using variable permittivity polyrod antenna

AT & T IP I LP0 citations52
US10720713B2Jul 21, 2020

Dielectric dish antenna system and methods for use therewith

AT & T IP I LP0 citations52
US10658726B2May 19, 2020

Methods and apparatus for adjusting a phase of electromagnetic waves

AT & T IP I LP0 citations52
US10652054B2May 12, 2020

Methods and apparatus for inducing electromagnetic waves within pathways of a cable

AT & T IP I LP0 citations52
US10594597B2Mar 17, 2020

Apparatus and methods for communicating utilizing an antenna array and multiple communication paths

AT & T IP I LP0 citations52
US10587048B2Mar 10, 2020

Apparatus and methods for communicating utilizing an antenna array

AT & T IP I LP0 citations52
US10468739B2Nov 5, 2019

Methods and apparatus for adjusting a wavelength electromagnetic waves

AT & T IP I LP0 citations52