For the Inventor, By the Inventor

Enter assignee name

Murray Hill, NJ, United States of America

At&t Bell Laboratories

Calculating rank

USPTO Granted Patents = 3,345

Forward Citations = 119,867

Loading Chart...

Loading Chart...

3,668 inventors (with patents filed for the assignee):

John N McGarvey (35 out of 109 patents)

Greg E Blonder (33 out of 107 patents)

Gary J Grimes (29 out of 73 patents)

4. Arun N Netravali (27 out of 76 patents)

5. David A Miller (22 out of 50 patents)

6. Scott C Knauer (21 out of 24 patents)

7. Corrado Pietro Dragone (19 out of 72 patents)

8. Candido J Arroyo (18 out of 40 patents)

9. Gaylord W Richards (18 out of 35 patents)

10. Michael P Zambelli (18 out of 117 patents)

11. Donald M Genaro (17 out of 115 patents)

12. George J Zydzik (17 out of 41 patents)

13. Won-Tien Tsang (17 out of 45 patents)

14. Erdmann F Schubert (16 out of 22 patents)

15. Alan Huang (16 out of 19 patents)

Core Competencies:

Coded Modulation

Optical Fiber

Laser Devices

Quantum Well

Integrated Circuits

Photonic Switching

Soliton Transmission

Signal Processing

Telecommunications

Semiconductor Fabrication

Image Parsing

Error Correction

3,345 patents: Sort by Forward Citations

1. 5544328 - Coded modulation with unequal error protection (1996-08-06),

2. 5486263 - Etching a diamond body with a molten or partially molten metal (1996-01-23),

3. 5442693 - Integrated operator console (1995-08-15),

4. 5441013 - Method for growing continuous diamond films (1995-08-15),

5. 5436756 - Suppressed photocurrent, quantum well optical modulation device (1995-07-25),

6. 5434876 - Article comprising an optical waveguide laser (1995-07-18),

7. 5434403 - Method and apparatus for reading bar codes with a television camera (1995-07-18),

8. 5413954 - Method of making a silicon-based device comprising surface plasma (1995-05-09),

9. 5412716 - System for efficiently powering repeaters in small diameter cables (1995-05-02),

10. 5406620 - Method of allocating international transit traffic among a plurality of (1995-04-11),

11. 5402516 - Optical fiber apparatus (1995-03-28),

12. 5387269 - Methods for making planar waveguides with removal of a sacrifical member (1995-02-07),

13. 5384826 - Distributed packetized switching cellular radio telephone communication (1995-01-24),

14. 5384810 - Modulo decoder (1995-01-24),

15. 5384806 - Modem with time-invariant echo path (1995-01-24),

Company Overview

AT&T Bell Laboratories, located in Murray Hill, NJ, is a renowned research and development organization specializing in optical communication technologies. The lab focuses on advancing areas such as coded modulation, optical fiber systems, and laser devices, contributing significantly to the fields of integrated circuits and photonic switching. With a commitment to innovation, Bell Labs explores cutting-edge concepts like soliton transmission and signal processing, playing a pivotal role in shaping the future of communication technologies.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

3,345 Patents

#2 in Murray Hill, NJ

#12 in New Jersey

#134 in US

#279 in the World

Murray Hill, NJ, United States of America

At&t Bell Laboratories

Forward Citations = 119,867

3,668 inventors:

John N McGarvey (35 out of 109 patents)

Greg E Blonder (33 out of 107 patents)

Gary J Grimes (29 out of 73 patents)

4. Arun N Netravali (27 out of 76 patents)

5. David A Miller (22 out of 50 patents)

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

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]

Loading…