For the Inventor, By the Inventor

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New York, NY, United States of America

Esquire Ltd., Inc.

USPTO Granted Patents = 37

Trademarks = 3

Forward Citations = 829

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18 inventors (with patents filed for the assignee):

Eric L Nuver (7 out of 7 patents)

Albert C McNamara, Jr (4 out of 5 patents)

Kenneth P Holmes (4 out of 5 patents)

4. Robert F Gaertner (3 out of 4 patents)

5. Jack W Lundy (2 out of 2 patents)

6. Glen Harold McReynolds, Jr (2 out of 2 patents)

7. Wayne F Lonseth (2 out of 2 patents)

8. Eric L Nuver (2 out of 2 patents)

9. Marvin J Pustka (2 out of 2 patents)

10. Jose A Hernandez (2 out of 4 patents)

11. Karl Schweickardt (2 out of 3 patents)

12. Peter Alex Maksymec (1 out of 4 patents)

13. Jyotindra B Bhavsar (1 out of 1 patent)

14. Joseph L Thompson, Jr (1 out of 1 patent)

15. Robert A Slaughter (1 out of 1 patent)

Core Competencies:

High Frequency Thyristor

Gaseous Discharge Lamp

Lamp Dimmer

Lighting Circuits

Reflector System

Emergency Lighting

Light Fixture

Optocoupler Dimmer

Energy Control System

Stacked Fixtures

Visual Monitor

Protection Device

37 patents: Sort by Forward Citations

1. 5265880 - Bingo game (1993-11-30),

2. 4414600 - Protection device for high intensity gaseous discharge lamp starting (1983-11-08),

3. 4400754 - Spark arrestor (1983-08-23),

4. 4364105 - Stacked fixtures with angularly positioned lamps and downwardly (1982-12-14),

5. 4329627 - High frequency thyristor circuit for energizing a gaseous discharge lamp (1982-05-11),

6. 4323956 - Lens closure for light fixture and method for attachment (1982-04-06),

7. 4318031 - Lamp, ballast and starter visual monitor (1982-03-02),

8. 4310828 - Programmed controller (1982-01-12),

9. 4308573 - Lamp fixture including diffused low angle reflective surfaces (1981-12-29),

10. 4293901 - Reflector system having sharp light cutoff characteristics (1981-10-06),

11. 4261030 - Wrap-around parabolic light fixture and method for manufacture (1981-04-07),

12. 4240853 - Lens closure for light fixture and method for attachment (1980-12-23),

13. 4236100 - Lighting circuits (1980-11-25),

14. 4220895 - Non-interfering, overlapping high frequency signalling for lamp dimmer (1980-09-02),

15. 4219761 - Incandescent lamp dimmer providing control voltage IES square law (1980-08-26),

Company Overview

Esquire Ltd., Inc. is a New York-based company specializing in the development and manufacturing of advanced technology solutions. The organization focuses on innovative products and services across various sectors, including electronics and telecommunications. With a commitment to research and development, Esquire Ltd. aims to enhance operational efficiencies and drive technological advancements. Its strategic location in New York positions it within a vibrant ecosystem of innovation and collaboration, fostering growth in emerging technologies.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

37 Patents

#244 in New York, NY

#565 in New York

#9,262 in US

#18,281 in the World

New York, NY, United States of America

Esquire Ltd., Inc.

Forward Citations = 829

18 inventors:

Eric L Nuver (7 out of 7 patents)

Albert C McNamara, Jr (4 out of 5 patents)

Kenneth P Holmes (4 out of 5 patents)

4. Robert F Gaertner (3 out of 4 patents)

5. Jack W Lundy (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Esquire Ltd., Inc.. Retrieved from https://idiyas.com/company/esquire

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]

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