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Holmdel, NJ, United States of America

American Telephone and Telegraph, Co.

USPTO Granted Patents = 386

CIPO Patents = 160

Trademarks = 50

Forward Citations = 13,284

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696 inventors (with patents filed for the assignee):

Chris G Johnson (7 out of 20 patents)

Stephen G Miggels (7 out of 47 patents)

Walter Debus, Jr (6 out of 9 patents)

4. Cecil William Farrow (5 out of 24 patents)

5. Thomas L Koch (5 out of 35 patents)

6. Gordon E Sylvester (5 out of 59 patents)

7. Norman W Petty (4 out of 34 patents)

8. Robert Louis Cupo (4 out of 23 patents)

9. David A Miller (4 out of 50 patents)

10. Thomas P Bishop (4 out of 9 patents)

11. Alvin D Day (4 out of 5 patents)

12. Willard E Rapp (4 out of 15 patents)

13. Sompoppol Jampathom (4 out of 7 patents)

14. Michael John Nuttall (4 out of 121 patents)

15. Ewald C Anderl (3 out of 21 patents)

Core Competencies:

Speech Recognition

Optical Fiber Routing

Micromachined Tools

Demodulator Circuit

Grating Fabrication

Wafer Bonding Techniques

Optical Isolators

Telemarketing Management

Differential Amplifiers

Neural Computation

Optical Communications

Semiconductor Manufacturing

386 patents: Sort by Forward Citations

1. 6359971 - User display in speech recognition system (2002-03-19),

2. 5964397 - Passive alignment of components with micromachined tool (1999-10-12),

3. 5450249 - Demodulator circuit (1995-09-12),

4. 5421930 - Optical fiber routing method and apparatus (1995-06-06),

5. 5413884 - Grating fabrication using electron beam lithography (1995-05-09),

6. H001373 - Wafer handling apparatus and method (1994-10-31),

7. 5361259 - Wide area network (WAN)-arrangement (1994-11-01),

8. 5249354 - Method of making electronic component packages (1993-10-05),

9. 5230010 - Fractional rate modulation (1993-07-20),

10. 5206317 - Resist material and process for use (1993-04-27),

11. H001174 - Wafer bonded dielectrically isolated structures (1993-04-05),

12. 5194105 - Placement and bonding technique for optical elements (1993-03-16),

13. H001155 - Optical isolator with improved stabiity (1993-03-01),

14. 5187763 - Optical fiber cable having dripless, non-bleeding and optical fiber (1993-02-16),

15. H001137 - Wafer bonding technique for dielectric isolation processing (1993-02-01),

American Telephone and Telegraph, Co. (AT&T) is a multinational telecommunications company headquartered in Dallas, Texas. It is one of the largest providers of mobile telephone services and fixed telephone services in the United States.AT&T offers a wide range of communication and digital entertainment services to millions of consumers, businesses, and government agencies. Their services include wireless communication, high-speed internet, digital TV, cloud storage, voice services, and more.With a rich history dating back to 1877, AT&T has played a significant role in transforming the telecommunications industry. Today, it continues to innovate and deliver reliable, secure, and efficient communication solutions across various technologies and platforms.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

386 Patents

#1 in Holmdel, NJ

#62 in New Jersey

#1,159 in US

#2,329 in the World

Holmdel, NJ, United States of America

American Telephone and Telegraph, Co.

Forward Citations = 13,284

696 inventors:

Chris G Johnson (7 out of 20 patents)

Stephen G Miggels (7 out of 47 patents)

Walter Debus, Jr (6 out of 9 patents)

4. Cecil William Farrow (5 out of 24 patents)

5. Thomas L Koch (5 out of 35 patents)

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