Granted Patent
Utility
US 4,689,544 · App. 06/788,593
Control of the charging of pressurized gas-metal electrical storage cells
Inventors:
Steven J. Stadnick, Howard H. Rogers
Patented Case
View Patent ↗
Granted: Aug 25, 1987
Filed: Oct 17, 1985
Inventors
Steven J. Stadnick
Howard H. Rogers
Assignee (at issue)
Hughes Aircraft Company
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.