For the Inventor, By the Inventor

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Cambridge, Canada

Class 1 Inc.

USPTO Granted Patents = 11

% Expired Patents = 18.2

CIPO Patents = 1

EPO Patents = 1

Trademarks = 6

Forward Citations = 35

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17 inventors (with patents filed for the assignee):

Barry W Hunt (5 out of 6 patents)

Todd Eric Jarrett (4 out of 4 patents)

Damian Ross Thorne (4 out of 4 patents)

4. Katrina Marie Ahchong (4 out of 4 patents)

5. Dean Paul Carr (4 out of 4 patents)

6. Cesar Laurentino Martinez Vazquez (3 out of 3 patents)

7. Ronald Lee Ewers (2 out of 7 patents)

8. Bradley Alan Ewers (1 out of 2 patents)

9. George H Clementson, Iii (1 out of 2 patents)

10. Alex Kindt (1 out of 1 patent)

11. Jeffrey Brian Beegle (1 out of 1 patent)

12. Joe Corley (1 out of 1 patent)

13. Randy Ewers (1 out of 1 patent)

14. Gregory S Thompson (1 out of 1 patent)

15. Randall Ewers (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 12403280 - Apparatus, systems and method for collecting and reclaiming anaesthetic agents and for removing nitrous oxide from exhaust gases (2025-09-02),

2. 11000609 - Systems and apparatus for ultraviolet light disinfection (2021-05-11),

3. 9492628 - Apparatus, systems and method for collecting and reclaiming anaesthetic agents and for removing nitrous oxide from exhaust gases (2016-11-15),

4. 9242065 - Apparatus, systems and method for collecting and reclaiming anaesthetic agents and for removing nitrous oxide from exhaust gases (2016-01-26),

5. 8430099 - Apparatus, systems and method for collecting and reclaiming anaesthetic agents and for removing nitrous oxide from exhaust gases (2013-04-30),

6. D672436 - Valve lever (2012-12-11),

7. 8332079 - Apparatus and method for remotely controlling vehicle engine speed (2012-12-11),

8. D654990 - Fluid pipe (2012-02-28),

9. 6681636 - Pressure sensing apparatus having pressure pulse dampener (2004-01-27),

10. 6564877 - Automatic valve with manual override for fire engine high pressure water system (2003-05-20),

11. D353562 - Top mount valve control arm for a firetruck pump valve (1994-12-20),

Class 1 Inc. specializes in designing, fabricating, and installing high-quality industrial insulation and refractory solutions. With over 30 years of experience in the industry, we provide customized solutions for a wide range of applications, including petrochemical, power generation, and manufacturing. Our team of experts is committed to delivering superior products and services to meet our clients' specific needs and exceed their expectations.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

11 Patents

#10 in Cambridge

#1,377 in Canada

#51,671 in the World

Cambridge, Canada

Class 1 Inc.

Forward Citations = 35

17 inventors:

Barry W Hunt (5 out of 6 patents)

Todd Eric Jarrett (4 out of 4 patents)

Damian Ross Thorne (4 out of 4 patents)

4. Katrina Marie Ahchong (4 out of 4 patents)

5. Dean Paul Carr (4 out of 4 patents)

Please report any incorrect information to [email protected]

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