Granted Patent
Utility
US 5,598,124 · App. 08/509,412
Circuit configuration for suppressing noise signals
Inventor:
Hans-Gerd Kirchhoff
Patented Case
View Patent ↗
Granted: Jan 28, 1997
Filed: Jul 31, 1995
Inventor
Hans-Gerd Kirchhoff
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.