Granted Patent
Utility
US 6,742,486 · App. 10/169,672
Device for adjusting the rotation angle of the camshaft of an internal combustion engine in relation to a drive wheel
Inventors:
Edwin Palesch, Martin Maier, Gordon Rein
Patented Case
View Patent ↗
Granted: Jun 1, 2004
Filed: Dec 10, 2002
Inventors
Edwin Palesch
Martin Maier
Gordon Rein
Assignees (at issue)
Dr. Ing. h.c. F. Porsche Aktiengesellschaft
Hydraulik-Ring 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.