For the Inventor, By the Inventor

Enter assignee name

Randolph, NJ, United States of America

Envirosight LLC

USPTO Granted Patents = 17

% Expired Patents = 11.8

CIPO Patents = 1

EPO Patents = 4

Trademarks = 9

Forward Citations = 194

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11 inventors (with patents filed for the assignee):

Richard Lindner (13 out of 13 patents)

Jeffrey D Drost (3 out of 4 patents)

Jacob Wells (2 out of 2 patents)

4. Wolfram Koegler (2 out of 2 patents)

5. Michael Bühler (2 out of 2 patents)

6. James William Walker (2 out of 2 patents)

7. Chris Lynch (2 out of 5 patents)

8. Peter Kessler (2 out of 2 patents)

9. Bruce A Pellegrino (1 out of 7 patents)

10. Josef Riezler (1 out of 1 patent)

11. Stephen Vincent Gearhart (1 out of 1 patent)

12. Bill Walker (0 patent)

13. Bill Walker (0 patent)

17 patents: Sort by Forward Citations

1. 12656665 - Nozzle mounted camera (2026-06-16),

2. 12313207 - Pipe inspection device with variable height control (2025-05-27),

3. 12072607 - Imaging device with focused illumination (2024-08-27),

4. 12061412 - Nozzle mounted camera (2024-08-13),

5. 11811203 - Wireless push camera (2023-11-07),

6. 11474415 - Imaging device with focused illumination (2022-10-18),

7. 10886718 - Wireless push camera (2021-01-05),

8. 10795237 - Imagining device with focused illumination (2020-10-06),

9. 10257471 - Steerable nozzle-mounted camera system and method (2019-04-09),

10. 9733549 - Imaging device with focused illumination (2017-08-15),

11. 8940113 - Method and apparatus for determining proper curing of pipe liners using distributed temperature sensing (2015-01-27),

12. 8817252 - Inspection system and method (2014-08-26),

13. 8638453 - Pipe diameter measurement device (2014-01-28),

14. 8553340 - Imaging device with focused illumination (2013-10-08),

15. 8054459 - Inspection system and method (2011-11-08),

Envirosight LLC is a leading provider of sewer inspection and rehabilitation equipment. They offer a range of innovative technologies for sewer assessment, pipeline cleaning, and rehabilitation. With a focus on delivering reliable and cost-effective solutions, Envirosight helps municipalities, contractors, and consulting engineers manage critical sewer infrastructure more effectively. Visit their website to explore their comprehensive range of products and services.

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

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USPTO Data Jan 1 1976 - Sep 15 2026

Envirosight LLC

17 Patents

#1 in Randolph, NJ

#712 in New Jersey

#18,849 in US

#35,819 in the World

Randolph, NJ, United States of America

Envirosight LLC

Forward Citations = 194

11 inventors:

Richard Lindner (13 out of 13 patents)

Jeffrey D Drost (3 out of 4 patents)

Jacob Wells (2 out of 2 patents)

4. Wolfram Koegler (2 out of 2 patents)

5. Michael Bühler (2 out of 2 patents)

Please report any incorrect information to [email protected]

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