Inventor
III, Thomas M. WILLIS
Inventor
US
Overview
Patents· 28 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Bprimary
H04BTransmission34%
H01PWaveguides22%
H01QAntennas, i.e. radio aerials20%
H04LTransmission of digital information, e.g. telegraphic communication12%
H04WWireless communication networks5%
H01RElectrically-conductive connections3%
B64CAeroplanes1%
G01RMeasuring electric variables1%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use1%
PatentTitleYear
12,052,119Apparatus and methods generating non-interfering electromagnetic waves on an uninsulated conductor202411,778,496In-service fade margin measurement202311,658,422Apparatus and methods for sending or receiving electromagnetic signals202311,652,297Apparatus and methods for launching guided waves via circuits202311,581,917Method and apparatus adapted to a characteristic of an outer surface of a transmission medium for launching or receiving electromagnetic waves202311,546,258Method and apparatus for switching of data channels provided in electromagnetic waves202311,502,724Method and apparatus for transitioning between electromagnetic wave modes202211,394,122Conical surface wave launcher and methods for use therewith202211,387,560Impedance matched launcher with cylindrical coupling device and methods for use therewith202211,381,007Antenna system with planar antenna and directors and methods for use therewith202211,362,438Configurable guided wave launcher and methods for use therewith202211,356,208Transmission device with hybrid ARQ and methods for use therewith202211,356,143Waveguide system with power stabilization and methods for use therewith202211,283,177Surface wave transmission device with RF housing and methods for use therewith202211,277,159Method and apparatus for managing propagation delays of electromagnetic waves202211,223,098Waveguide system comprising a scattering device for generating a second non-fundamental wave mode from a first non-fundamental wave mode202211,212,138Apparatus and methods for generating non-interfering electromagnetic waves on an insulated transmission medium202111,205,853Apparatus and methods for launching guided waves via circuits202111,206,552Method and apparatus for managing wireless communications based on communication paths and network device positions202111,189,930Apparatus and methods for sending or receiving electromagnetic signals202111,183,767Apparatus and methods for launching guided waves via an antenna202111,184,050Method and apparatus for switching transmission mediums in a communication system202111,177,981Apparatus and methods for generating non-interfering electromagnetic waves on an uninsulated conductor202111,171,764Method and apparatus for automatically retransmitting corrupted data202111,165,642Processing of electromagnetic waves and methods thereof202111,146,916Method and apparatus for proximity sensing on a communication device202111,145,948Apparatus and method for launching electromagnetic waves onto a cable by using a tapered insulation layer with a slit202111,139,580Multi-antenna system and methods for use therewith2021Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2021–2024Patents assigned to AT & T IP I LP (28)· patent assignee history
2021–2024Based in US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| AT & T IP I LP | 28 | 2021–2024 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 28 | 2021–2024 |