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East Granby, CT, United States of America

Environmental Systems Products Holdings Inc.

USPTO Granted Patents = 18

EPO Patents = 1

Trademarks = 6

Forward Citations = 222

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29 inventors (with patents filed for the assignee):

Donald Hugh Stedman (7 out of 31 patents)

Charles Michael Sulik (4 out of 4 patents)

Mark A Davis (4 out of 4 patents)

4. Gary Allen Bishop (4 out of 11 patents)

5. Arun Raj Pandey (4 out of 4 patents)

6. Gary G Full (4 out of 9 patents)

7. James Johnson (3 out of 66 patents)

8. Gordon Ernest Smith (3 out of 9 patents)

9. Michael Herzog (3 out of 3 patents)

10. Valeriy Maksimovich Shishkin (3 out of 3 patents)

11. Rex Graham Weedon (3 out of 3 patents)

12. John DiDomenico (2 out of 15 patents)

13. Jason K Webster (1 out of 13 patents)

14. Michael D Jack (1 out of 25 patents)

15. Donald Jackson Avery (1 out of 2 patents)

18 patents: Sort by Forward Citations

1. 8056397 - System and method for testing fuel tank integrity (2011-11-15),

2. 7945358 - System and method for testing the integrity of a vehicle testing/diagnostic system (2011-05-17),

3. 7930931 - System and method for quantifying the presence of components in the exhaust of commercial and/or heavy-duty vehicles (2011-04-26),

4. RE40767 - Unmanned integrated optical remote emissions sensor (RES) for motor vehicles (2009-06-22),

5. 7485861 - System and method for remote emissions sensing including calculation and calibration techniques compensating for temperature and pressure effects (2009-02-03),

6. 7409852 - System and method for testing fuel tank integrity (2008-08-12),

7. 7400398 - Remote emissions sensing system and method incorporating spectral matching by data interpolation (2008-07-15),

8. 7359804 - System and method for calibrating remote emissions sensing instruments (2008-04-15),

9. D555524 - Vehicle data kiosk (2007-11-20),

10. 7274994 - Exhaust opacity measuring device (2007-09-25),

11. 7272476 - Universal automotive maintenance component controller apparatus (2007-09-18),

12. 7168297 - System and method for testing fuel tank integrity (2007-01-30),

13. 7141793 - Remove vehicle emission sensing device with single detector (2006-11-28),

14. 7016789 - Exhaust opacity measuring device (2006-03-21),

15. 6983639 - [object Object] (2006-01-10),

Environmental Systems Products Holdings Inc. (ESP) is a leading global provider of technology solutions and services for the transportation industry. With a focus on environmental monitoring and compliance, ESP offers innovative products and software solutions to help organizations monitor and manage their emissions, fuel consumption, and fleet efficiency. Their comprehensive portfolio of products includes advanced vehicle emissions testing systems, remote sensing devices, and data management software. Through their cutting-edge technology and expertise, ESP helps their customers achieve regulatory compliance, reduce environmental impact, and improve overall operational efficiency.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

18 Patents

#2 in East Granby, CT

#394 in Connecticut

#17,421 in US

#33,199 in the World

East Granby, CT, United States of America

Environmental Systems Products Holdings Inc.

Forward Citations = 222

29 inventors:

Donald Hugh Stedman (7 out of 31 patents)

Charles Michael Sulik (4 out of 4 patents)

Mark A Davis (4 out of 4 patents)

4. Gary Allen Bishop (4 out of 11 patents)

5. Arun Raj Pandey (4 out of 4 patents)

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