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Burnaby, Canada

Questair Technologies Inc.

USPTO Granted Patents = 27

% Expired Patents = 14.8

CIPO Patents = 2

EPO Patents = 1

Trademarks = 1

Forward Citations = 2,452

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36 inventors (with patents filed for the assignee):

Bowie Gordon Keefer (26 out of 49 patents)

Christopher R McLean (8 out of 38 patents)

Matthew L Babicki (7 out of 17 patents)

4. David G Doman (6 out of 10 patents)

5. Denis J Connor (5 out of 9 patents)

6. Brian G Sellars (4 out of 12 patents)

7. Surajit Roy (4 out of 9 patents)

8. Alain Carel (3 out of 6 patents)

9. James A Sawada (3 out of 9 patents)

10. Belinda C Larisch (3 out of 4 patents)

11. Andrea C Gibbs (3 out of 7 patents)

12. Carl F Hunter (3 out of 4 patents)

13. Frank R Fitch (2 out of 41 patents)

14. Aaron M Pelman (2 out of 4 patents)

15. Michael J Brown (2 out of 4 patents)

Core Competencies:

Hydrogen Recycling

Solid Oxide Fuel Cell

Pressure Swing Adsorption

Gas Separation

Adsorbent Manufacture

Oxygen Concentrator

Energy Efficiency

Electrical Current Generation

Modular Systems

Contaminant Sensitivity

Centrifugal Turbomachinery

Multistage Systems

27 patents: Sort by Forward Citations

1. 7387849 - Hydrogen recycle for solid oxide fuel cell (2008-06-17),

2. RE40006 - Flow regulated pressure swing adsorption system (2008-01-21),

3. 7300905 - Methods for their manufacture of adsorbent (2007-11-27),

4. 7285350 - Enhanced solid oxide fuel cell systems (2007-10-23),

5. 7250073 - Life support oxygen concentrator (2007-07-31),

6. 7189280 - Adsorptive separation of gas streams (2007-03-13),

7. 7160367 - PSA with adsorbents sensitive to contaminants (2007-01-09),

8. 7097925 - High temperature fuel cell power plant (2006-08-29),

9. 7094275 - Modular pressure swing adsorption apparatus (2006-08-22),

10. 7087331 - Energy efficient gas separation for fuel cells (2006-08-08),

11. 7041272 - Systems and processes for providing hydrogen to fuel cells (2006-05-09),

12. 7037358 - PSA with adsorbents sensitive to contaminants (2006-05-02),

13. 6921597 - Electrical current generation system (2005-07-26),

14. 6905535 - Gas separation with split stream centrifugal turbomachinery (2005-06-14),

15. 6902602 - Gas separation by combined pressure swing and displacement purge (2005-06-07),

Questair Technologies Inc. is a Canadian company based in Burnaby, specializing in advanced gas separation technologies. The organization focuses on developing innovative solutions for the energy and environmental sectors, particularly in the areas of carbon capture and hydrogen production. Questair's expertise lies in creating efficient systems that enhance resource recovery and reduce emissions, contributing to sustainable practices in industrial applications. Their research and technology initiatives aim to address global challenges related to energy transition and environmental sustainability.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

27 Patents

#18 in Burnaby

#529 in Canada

#23,984 in the World

Burnaby, Canada

Questair Technologies Inc.

Forward Citations = 2,452

36 inventors:

Bowie Gordon Keefer (26 out of 49 patents)

Christopher R McLean (8 out of 38 patents)

Matthew L Babicki (7 out of 17 patents)

4. David G Doman (6 out of 10 patents)

5. Denis J Connor (5 out of 9 patents)

Please report any incorrect information to [email protected]

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