For the Inventor, By the Inventor

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Kingsville, CA, United States of America

Liqui-force Services (ontario) Inc.

USPTO Granted Patents = 3

Forward Citations = 3

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5 inventors (with patents filed for the assignee):

Darcy Warren (3 out of 10 patents)

Ron Bartel (2 out of 4 patents)

Steve Bartel (2 out of 3 patents)

4. Kim Lewis, Sr (1 out of 1 patent)

5. Jeff D Lewis (1 out of 9 patents)

3 patents: Sort by Forward Citations

1. 11708932 - Pipe lining preparation assembly (2023-07-25),

2. 11378219 - Pipe lining preparation assembly (2022-07-05),

3. 9964250 - Method of inspecting and preparing a pipeline (2018-05-08),

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#3 in Kingsville, CA

#16,417 in California

#72,011 in US

Kingsville, CA, United States of America

Liqui-force Services (ontario) Inc.

Forward Citations = 3

5 inventors:

Darcy Warren (3 out of 10 patents)

Ron Bartel (2 out of 4 patents)

Steve Bartel (2 out of 3 patents)

4. Kim Lewis, Sr (1 out of 1 patent)

5. Jeff D Lewis (1 out of 9 patents)

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