Granted Patent
Utility
US 5,593,302 · App. 08/414,725
Combustion chamber having self-ignition
Inventors:
Rolf Althaus, Yau-Pin Chyou, Franz Joos, Jakob Keller
Patented Case
View Patent ↗
Granted: Jan 14, 1997
Filed: Mar 31, 1995
Inventors
Rolf Althaus
Yau-Pin Chyou
Franz Joos
Jakob Keller
Assignee (at issue)
ABB Management AG
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.