Granted Patent
Utility
US 4,725,926 · App. 07/003,456
Electric double layer capacitor having high capacity
Inventors:
Takeshi Morimoto, Kazuya Hiratsuka, Yasuhiro Sanada, Hiroshi Ariga
Patented Case
View Patent ↗
Granted: Feb 16, 1988
Filed: Jan 15, 1987
Inventors
Takeshi Morimoto
Kazuya Hiratsuka
Yasuhiro Sanada
Hiroshi Ariga
Assignees (at issue)
ASAHI GLASS CO., LTD.
ELNA CO., LTD.
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.