Granted Patent
Utility
US 4,575,642 · App. 06/567,850
Control circuit for an integrated device
Inventors:
Roger M. Hochreutiner, Walter Mattheus
Patented Case
View Patent ↗
Granted: Mar 11, 1986
Filed: Dec 7, 1983
Inventors
Roger M. Hochreutiner
Walter Mattheus
Assignee (at issue)
International Standard Electric Corporation
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.