Granted Patent
Utility
US 6,736,091 · App. 10/248,289
Variable compression ratio control system for internal combustion engine
Inventor:
Thomas T. Tibbles
Patented Case
View Patent ↗
Granted: May 18, 2004
Filed: Jan 6, 2003
Inventor
Thomas T. Tibbles
Assignee (at issue)
FORD GLOBAL TECHNOLOGIES, LLC
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.