Granted Patent
Utility
US 4,955,001 · App. 07/481,433
Areal sound intensity receiver
Inventor:
Jacques Y. Guigné
Patented Case
View Patent ↗
Granted: Sep 4, 1990
Filed: Feb 20, 1990
Inventor
Jacques Y. Guigné
Assignee (at issue)
Nordco Inc.
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.