Granted Patent
Utility
US 6,355,378 · App. 09/179,831
Solid state electrolyte cell having at least one electrode impregnated with a solid electrolyte
Inventor:
Koichiro Kezuka
Patented Case
View Patent ↗
Granted: Mar 12, 2002
Filed: Oct 28, 1998
Inventor
Koichiro Kezuka
Assignee (at issue)
SONY GROUP 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.