Granted Patent
Utility
US 6,799,544 · App. 10/447,360
Method and apparatus for actuating a cam phaser
Inventor:
Ronald J. Pierik
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: May 29, 2003
Inventor
Ronald J. Pierik
Assignee (at issue)
Delphi Technologies
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.