Granted Patent
Utility
US 5,911,022 · App. 08/828,675
Optical coupling arrangement
Inventors:
Volker Plickert, Jorg-Reinhardt Kropp
Patented Case
View Patent ↗
Granted: Jun 8, 1999
Filed: Mar 31, 1997
Inventors
Volker Plickert
Jorg-Reinhardt Kropp
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.