Granted Patent
Utility
US 5,469,828 · App. 08/295,811
Fuel injection device according to the solid-state energy storage principle for internal combustion engines
Inventors:
Wolfgang Heimberg, Wolfram Hellmich, Franz Kogl, Paul Malatinszky
Patented Case
View Patent ↗
Granted: Nov 28, 1995
Filed: Sep 2, 1994
Inventors
Wolfgang Heimberg
Wolfram Hellmich
Franz Kogl
Paul Malatinszky
Assignee (at issue)
Ficht GmbH
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.