Granted Patent
Utility
US 5,474,595 · App. 08/232,681
Capacity control system for pressure swing adsorption apparatus and associated method
Inventor:
Norman R. McCombs
Patented Case
View Patent ↗
Granted: Dec 12, 1995
Filed: Apr 25, 1994
Inventor
Norman R. McCombs
Assignee (at issue)
AirSep Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.