Granted Patent
Utility
US 5,430,366 · App. 08/061,847
Active free-running element
Inventors:
Ricardo Erckert, Michael Lenz
Patented Case
View Patent ↗
Granted: Jul 4, 1995
Filed: May 14, 1993
Inventors
Ricardo Erckert
Michael Lenz
Assignee (at issue)
Siemens Aktiengesellschaft
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.