Granted Patent
Utility
US 4,536,259 · App. 06/511,945
Cathode having high durability and low hydrogen overvoltage and process for the production thereof
Inventors:
Yoshio Oda, Hiroshi Otouma, Eiji Endoh
Patented Case
View Patent ↗
Granted: Aug 20, 1985
Filed: Jul 8, 1983
Inventors
Yoshio Oda
Hiroshi Otouma
Eiji Endoh
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.