Granted Patent
Utility
US 5,646,622 · App. 08/631,804
Analog/digital converter
Inventor:
Franz Kuttner
Patented Case
View Patent ↗
Granted: Jul 8, 1997
Filed: Apr 11, 1996
Inventor
Franz Kuttner
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.