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Murray Hill, NJ, United States of America

American Telephone & Telegraph Co., At&t Bell Laboratories

USPTO Granted Patents = 745

Forward Citations = 29,935

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1,109 inventors (with patents filed for the assignee):

Federico Capasso (10 out of 107 patents)

John Burnette MacChesney (8 out of 44 patents)

Alfred Yi Cho (8 out of 85 patents)

4. David A Miller (8 out of 50 patents)

5. Harvard S Hinton (8 out of 12 patents)

6. Candido J Arroyo (8 out of 40 patents)

7. Gary A Roediger (8 out of 9 patents)

8. William T Lynch (8 out of 27 patents)

9. Won-Tien Tsang (8 out of 45 patents)

10. William P Lidinsky (7 out of 9 patents)

11. Rodney C Alferness (7 out of 30 patents)

12. Sergey Luryi (7 out of 19 patents)

13. Stephen R Forrest (7 out of 414 patents)

14. Bruce R Zelle (6 out of 8 patents)

15. Masakazu Shoji (6 out of 34 patents)

Core Competencies:

Thermoset Materials

Radiation Sensor

Plasma Generation

Integrated Circuit Package

Optical Fiber Connectors

Hybrid Laser Communications

Digital Speech Coding

Optoelectronic Hybrid Circuits

Optical Fiber Sensing

Floating Gate Memories

Wavelength-Division Multiplexing

Packet Switching Networks

745 patents: Sort by Forward Citations

1. 5076096 - Molding of thermoset materials (1991-12-31),

2. 4942574 - Concurrent resource request resolution mechanism (1990-07-17),

3. 4942442 - Device including a radiation sensor (1990-07-17),

4. 4918031 - Processes depending on plasma generation using a helical resonator (1990-04-17),

5. 4916522 - Integrated circuit package using plastic encapsulant (1990-04-10),

6. 4915472 - Optical fiber terminal plug connectors (1990-04-10),

7. 4914667 - Hybrid laser for optical communications, and transmitter, system, and (1990-04-03),

8. 4914081 - Process for making metallized structure and article comprising structure (1990-04-03),

9. 4913659 - Push cap terminals and terminal boards with same (1990-04-03),

10. 4913517 - Communication cable having water blocking strength members (1990-04-03),

11. 4912764 - Digital speech coder with different excitation types (1990-03-27),

12. 4912347 - CMOS to ECL output buffer (1990-03-27),

13. 4910452 - High frequency AC magnetic devices with high efficiency (1990-03-20),

14. 4909816 - Optical fiber fabrication and resulting product (1990-03-20),

15. 4909592 - Communication cable having water blocking provisions in core (1990-03-20),

American Telephone & Telegraph Co., commonly known as AT&T, is a multinational telecommunications conglomerate. AT&T Bell Laboratories, the research and development arm of AT&T, is a premier research facility known for its groundbreaking technological innovations. Together, these entities have played a significant role in shaping the telecommunications industry worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

745 Patents

#6 in Murray Hill, NJ

#39 in New Jersey

#653 in US

#1,301 in the World

Murray Hill, NJ, United States of America

American Telephone & Telegraph Co., At&t Bell Laboratories

Forward Citations = 29,935

1,109 inventors:

Federico Capasso (10 out of 107 patents)

John Burnette MacChesney (8 out of 44 patents)

Alfred Yi Cho (8 out of 85 patents)

4. David A Miller (8 out of 50 patents)

5. Harvard S Hinton (8 out of 12 patents)

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