Granted Patent
Utility
US 6,055,950 · App. 09/138,225
Arrangement for controlling a device for changing the valve timing of an internal combustion engine
Inventors:
Jens Schafer, Bernd Reuter, Martin Scheidt, Dirk Heintzen
Patented Case
View Patent ↗
Granted: May 2, 2000
Filed: Aug 21, 1998
Inventors
Jens Schafer
Bernd Reuter
Martin Scheidt
Dirk Heintzen
Assignee (at issue)
INA Wälzlager Schaeffler oHG
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.