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Les Jeziorowski
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Coquitlam, CA
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last 30 patents
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Patent Grant
Modular pressure swing adsorption apparatus with clearance-type val...
Patent number
6,533,846
Issue date
Mar 18, 2003
QuestAir Technologies, Inc.
Bowie G. Keefer
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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Patent Grant
Rotary pressure swing adsorption apparatus
Patent number
6,406,523
Issue date
Jun 18, 2002
QuestAir Technologies, Inc.
Denis J. Connor
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL