Assignee
VBOX INC
US12 patents
Top patents by PatentIndex Score
US7866315B2Jan 11, 2011
Method and apparatus for controlling the purity of oxygen produced by an oxygen concentrator
VBOX INC60 citations97
US7766010B2Aug 3, 2010
Method of controlling the rate of oxygen produced by an oxygen concentrator
VBOX INC69 citations97
US7604005B2Oct 20, 2009
Adsorbent cartridge for oxygen concentrator
VBOX INC72 citations97
US7604004B2Oct 20, 2009
Personal oxygen concentrator
VBOX INC59 citations97
US7171963B2Feb 6, 2007
Product pump for an oxygen concentrator
VBOX INC79 citations97
US7121276B2Oct 17, 2006
Personal oxygen concentrator
VBOX INC86 citations97
US6641644B2Nov 4, 2003
Pressure swing adsorption gas separation method and apparatus
VBOX INC84 citations96
US6511526B2Jan 28, 2003
Pressure swing adsorption gas separation method and apparatus
VBOX INC98 citations96
US8020553B2Sep 20, 2011
Ambulatory oxygen concentrator containing a three phase vacuum separation system
VBOX INC25 citations92
US7431032B2Oct 7, 2008
Low power ambulatory oxygen concentrator
VBOX INC54 citations92
US7954490B2Jun 7, 2011
Method of providing ambulatory oxygen
VBOX INC8 citations84
US8597408B2Dec 3, 2013
Apparatus for separating oxygen from ambient air
VBOX INC1 citations62