Granted Patent
Utility
US 6,583,898 · App. 09/381,320
Optical transmission device and method for checking transmission in an optical transmission device
Inventors:
Jan Koeppen, Guenter Neumann, Hans Henrik Lausen, Lutz Bersiner
Patented Case
View Patent ↗
Granted: Jun 24, 2003
Filed: Sep 16, 1999
Inventors
Jan Koeppen
Guenter Neumann
Hans Henrik Lausen
Lutz Bersiner
Assignee (at issue)
Robert Bosch 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.