Granted Patent
Utility
US 5,450,068 · App. 08/082,667
Infrared remote control for soil compacting devices
Inventor:
Michael Steffen
Patented Case
View Patent ↗
Granted: Sep 12, 1995
Filed: Jun 24, 1993
Inventor
Michael Steffen
Assignee (at issue)
Wacker-Werke GmbH & Co. KG
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.