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CIPO Patents = 5

Trademarks = 1

Forward Citations = 86

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7 inventors (with patents filed for the assignee):

James Richard Ellett (8 out of 12 patents)

Brian J Bruchal (2 out of 5 patents)

Jason Weiss (1 out of 1 patent)

4. William MacDonald (1 out of 1 patent)

5. Allan Bazin (1 out of 1 patent)

6. Randy Wiltermuth (1 out of 1 patent)

7. Ken D Poffenroth (1 out of 1 patent)

8. Thomas A Hallett (0 patent)

12 patents: Sort by Forward Citations

1. 8431848 - Pressure switch (2013-04-30),

2. 8020449 - Pressure sensor with secondary seal (2011-09-20),

3. 7275564 - Pigging ball valve (2007-10-02),

4. 6772786 - Self-contained hydraulic ESD system (2004-08-10),

5. 6409843 - Method of injecting pigs into a pipe (2002-06-25),

6. 6276135 - Self-contained hydraulic ESD system (2001-08-21),

7. 6079074 - Pipe pig injector (2000-06-27),

8. 5752690 - Threaded coupling and pig injector valve (1998-05-19),

9. 5744771 - Pressure switch with increased deadband (1998-04-28),

10. 5670766 - Pressure switch (1997-09-23),

11. 5667027 - Drill stabilizer (1997-09-16),

12. 5554834 - Pressure switch (1996-09-10),

Argus Machine Co., Ltd. is a leading manufacturer of high-quality products and services for the oil and gas industry. With over 60 years of experience, we provide precision machining, welding, fabrication, and assembly services to our clients worldwide. Our state-of-the-art facilities and highly skilled team ensure that we deliver top-notch solutions that meet the needs of our customers. From custom-designed components to full turnkey projects, Argus Machine is committed to excellence in every aspect of our operations.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

12 Patents

#19 in Edmonton

#1,202 in Canada

#46,685 in the World

Edmonton, Canada

Argus Machine Co., Ltd.