BK

Bowie G. Keefer

QT Questair Technologies: 4 patents #1 of 12Top 9%
📍 Ganges, CA: #1 of 1 inventorsTop 100%
Overall (2003): #17,951 of 273,478Top 7%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6565635 Layered manifold pressure swing adsorption device and method Matthew L. Babicki, Brian G. Sellars, Ian Parker, David G. Doman, Alain Carel +1 more 2003-05-20
6533846 Modular pressure swing adsorption apparatus with clearance-type valve seals Christopher R. McLean, Les Jeziorowski, Kevin A. Kaupert, Marie Taponat, Christopher Stoner 2003-03-18
6514318 Multistage system for separating gas by adsorption 2003-02-04
6514319 Life support oxygen concentrator Christopher R. McLean 2003-02-04