Granted Patent
Utility
US 6,147,356 · App. 09/263,618
Arrangement for the detection of disk-shaped objects in a cassette
Inventors:
Burkhard Hahn, Siegfried Belke, Steffen Loesch
Patented Case
View Patent ↗
Granted: Nov 14, 2000
Filed: Mar 5, 1999
Inventors
Burkhard Hahn
Siegfried Belke
Steffen Loesch
Assignee (at issue)
JENOPTIK 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.