At&t Wireless

Calculating rank

USPTO Granted Patents = 5

Forward Citations = 161

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6 inventors (with patents filed for the assignee):

Titus Lo (1 out of 154 patents)

David W Holmes (1 out of 18 patents)

Hongliang Zhang (1 out of 54 patents)

4. Ileana A Leuca (1 out of 39 patents)

5. Keith Halford (1 out of 3 patents)

6. John Lawrence Snapp (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 6826236 - Maximum ratio transmission (2004-11-30),

2. 6707894 - Prepaid calling time processing: a method and apparatus for processing pre-paid calling time in a telephone communication system (2004-03-16),

3. 5946615 - Mobile network geographic address translation (1999-08-31),

4. 5923700 - Adaptive weight update method and system for a discrete multitone spread (1999-07-13),

5. 5875398 - Method and apparatus for testing cellular services in a first location (1999-02-23),

Company Overview

AT&T Wireless is a leading provider of wireless services in the United States. As part of the larger AT&T telecommunications company, AT&T Wireless offers a range of plans and devices for both individual and business customers. With nationwide coverage and a strong focus on customer service, AT&T Wireless is a popular choice for those looking for reliable wireless service.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

5 Patents

#94 in Redmond, WA

#1,242 in Washington

#51,669 in US

Redmond, WA, United States of America

At&t Wireless

Forward Citations = 161

6 inventors:

Titus Lo (1 out of 154 patents)

David W Holmes (1 out of 18 patents)

Hongliang Zhang (1 out of 54 patents)

4. Ileana A Leuca (1 out of 39 patents)

5. Keith Halford (1 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: At&t Wireless. Retrieved from https://idiyas.com/company/at-and-t-wireless

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]