Granted Patent
Utility
US 5,838,012 · App. 08/822,543
Charge exchange cell
Inventors:
Marvin R. LaFontaine, Nobuhiro Tokoro, Victor Quattrini, Daniel Bissonnette, Takao Sakase
Patented Case
View Patent ↗
Granted: Nov 17, 1998
Filed: Mar 19, 1997
Inventors
Marvin R. LaFontaine
Nobuhiro Tokoro
Victor Quattrini
Daniel Bissonnette
Takao Sakase
Assignee (at issue)
Genus, Inc.
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.