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Edmonton, Canada

Stream-flo Industries Ltd.

USPTO Granted Patents = 42

CIPO Patents = 17

Trademarks = 7

Forward Citations = 469

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33 inventors (with patents filed for the assignee):

Tony M Lam (20 out of 21 patents)

Keith David Farquharson (19 out of 20 patents)

Tianle Guo (7 out of 7 patents)

4. Abram Khazanovich (6 out of 6 patents)

5. Irina Khazanovich (5 out of 5 patents)

6. Glen Murray Eleniak (4 out of 4 patents)

7. Heinrich Lang (4 out of 6 patents)

8. Doyle W Rodgers (4 out of 6 patents)

9. Nathan Kwasniewski (4 out of 4 patents)

10. Jerry Wakeford (3 out of 3 patents)

11. Gregory Wayne Allen (3 out of 4 patents)

12. Daniel J Riddell (3 out of 3 patents)

13. Andrew Francis Masson (2 out of 2 patents)

14. Dean Ashley Beblow (2 out of 2 patents)

15. Colin David Winzer (2 out of 3 patents)

Core Competencies:

Fracturing Manifold

Blowout Preventer

Wellhead Seal Device

Casing Head Connector

Down-Hole Actuation Device

Hydraulic Pumping System

Gate Valve

Wellhead Assembly

Production Tree

Casing Adapter Tool

Polished Rod Clamping Device

Check Valve

42 patents: Sort by Forward Citations

1. 11879582 - Method and system for fluidly connecting fracturing manifold and fracturing tree (2024-01-23),

2. 11047486 - Expanding gate valve (2021-06-29),

3. 10801294 - Adjustable fracturing manifold module, system and method (2020-10-13),

4. 10731436 - Ball injector for frac tree (2020-08-04),

5. 10161218 - Ball injector for frac tree (2018-12-25),

6. 10161211 - Running tool locking system and method (2018-12-25),

7. 9243469 - Blowout preventer and rams (2016-01-26),

8. 8960276 - Wellhead seal device to seal casing (2015-02-24),

9. 8807516 - Blowout preventer with rope packing seal (2014-08-19),

10. 8783643 - Blowout preventer and rams (2014-07-22),

11. 8602458 - Wellhead pipe coupling (2013-12-10),

12. 8561684 - Down-hole actuation device storage apparatus and method for launching (2013-10-22),

13. 8490706 - Casing head connector (2013-07-23),

14. 8403057 - Wellhead connection (2013-03-26),

15. 8297366 - Installable load shoulder for a wellhead (2012-10-30),

Stream-Flo Industries Ltd. is a leading global manufacturer and supplier of wellheads, gate valves, check valves, and other oilfield equipment for the oil and gas industry. With over 60 years of experience, Stream-Flo is committed to delivering innovative and reliable products to its customers. The company's products are known for their durability, performance, and ability to withstand harsh conditions in the oilfield. Stream-Flo's website provides comprehensive information about their products and services, as well as the company's commitment to safety, sustainability, and customer satisfaction.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

42 Patents

#4 in Edmonton

#313 in Canada

#15,858 in the World

Edmonton, Canada

Stream-flo Industries Ltd.

Forward Citations = 469

33 inventors:

Tony M Lam (20 out of 21 patents)

Keith David Farquharson (19 out of 20 patents)

Tianle Guo (7 out of 7 patents)

4. Abram Khazanovich (6 out of 6 patents)

5. Irina Khazanovich (5 out of 5 patents)

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