Granted Patent
Utility
US 5,969,936 · App. 09/045,905
Electric double layer capacitor and electrolyte therefor
Inventors:
Takeshi Kawasato, Manabu Suhara, Kazuya Hiratsuka, Manabu Tsushima
Patented Case
View Patent ↗
Granted: Oct 19, 1999
Filed: Mar 23, 1998
Inventors
Takeshi Kawasato
Manabu Suhara
Kazuya Hiratsuka
Manabu Tsushima
Assignee (at issue)
ASAHI GLASS 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.