Granted Patent
Utility
US 5,994,931 · App. 09/010,172
Method and circuit configuration for controlling operating states of a second device by means of a first device
Inventors:
Stefan Heinen, Udo Matter, Abdul-Karim Hadjizada
Patented Case
View Patent ↗
Granted: Nov 30, 1999
Filed: Jan 21, 1998
Inventors
Stefan Heinen
Udo Matter
Abdul-Karim Hadjizada
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.