For the Inventor, By the Inventor

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Murray Hill, NJ, United States of America

Bell Telephone Laboratories

USPTO Granted Patents = 2,714

Forward Citations = 56,256

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2,231 inventors (with patents filed for the assignee):

Donald M Genaro (44 out of 115 patents)

John N McGarvey (34 out of 109 patents)

Gordon E Sylvester (25 out of 59 patents)

4. Andrew H Bobeck (23 out of 25 patents)

5. Arun N Netravali (21 out of 76 patents)

6. Harold Seidel (19 out of 23 patents)

7. Alfred Yi Cho (18 out of 85 patents)

8. Hyman J Levinstein (18 out of 34 patents)

9. Herman M Presby (15 out of 74 patents)

10. Ivan P Kaminow (15 out of 29 patents)

11. Peter Dinh-Tuan Ngo (15 out of 17 patents)

12. Paul A Kohl (15 out of 21 patents)

13. Edwin Arthur Chandross (14 out of 56 patents)

14. Yu S Yeh (13 out of 24 patents)

15. Ralph A Logan (13 out of 21 patents)

Core Competencies:

Photonic Integrated Circuits

Diversity Receiver Arrangement

Submicron Bipolar Transistors

Adaptive Equalizers

Terrestrial Communications Systems

Laser Surgical Systems

Data Decision-Directed Timing

Ceramic Compositions

Electronic Networks

Oscillator Circuits

High Voltage Devices

Circuitry for Access Allocation

2,714 patents: Sort by Forward Citations

1. 5147825 - Photonic-integrated-circuit fabrication process (1992-09-15),

2. 5132829 - Tone spacing and power level monitor for FSK lightwave systems (1992-07-21),

3. 5109392 - Diversity receiver arrangement for digital signals (1992-04-28),

4. H000763 - Submicron bipolar transistor with edge contacts (1990-04-02),

5. 4908772 - Integrated circuits with component placement by rectilinear partitioning (1990-03-13),

6. H000665 - Resistive field shields for high voltage devices (1989-07-31),

7. 4837129 - Process for producing conductor patterns on three dimensional articles (1989-06-06),

8. 4800485 - On-line documentation facility (1989-01-24),

9. H000551 - Optical package with improved fiber alignment fixture (1988-12-05),

10. 4773034 - Adaptive equalizer utilizing a plurality of multiplier-accumulator (1988-09-20),

11. 4759039 - Simplified recovery of data signals from quadrature-related carrier (1988-07-19),

12. 4759037 - Passband equalization of modulated quadrature-related carrier signals (1988-07-19),

13. 4759036 - Decision-directed control circuit (1988-07-19),

14. 4752590 - Method of producing SOI devices (1988-06-21),

15. 4742548 - Unidirectional second order gradient microphone (1988-05-03),

Bell Telephone Laboratories is a renowned research and development organization that focuses on innovation in the field of telecommunications. Established in 1925 as a subsidiary of AT&T, the company has played a significant role in advancing technology and shaping the modern communication landscape. Their diverse team of scientists, engineers, and researchers work tirelessly to develop groundbreaking ideas, technology solutions, and patents that have revolutionized communication networks, systems, and devices. Bell Labs has consistently been at the forefront of telecommunications research and continues to lead the way in developing cutting-edge solutions.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

2,714 Patents

#3 in Murray Hill, NJ

#11 in New Jersey

#164 in US

#338 in the World

Murray Hill, NJ, United States of America

Bell Telephone Laboratories

Forward Citations = 56,256

2,231 inventors:

Donald M Genaro (44 out of 115 patents)

John N McGarvey (34 out of 109 patents)

Gordon E Sylvester (25 out of 59 patents)

4. Andrew H Bobeck (23 out of 25 patents)

5. Arun N Netravali (21 out of 76 patents)

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