Granted Patent
Utility
US 4,195,355 · App. 05/658,199
Process for manufacturing a ferroelectric device and devices manufactured thereby
Inventor:
George A. Rohrer
Patented Case
View Patent ↗
Granted: Mar 25, 1980
Filed: Feb 17, 1976
Inventor
George A. Rohrer
Assignee (at issue)
TECHNOVATION PARTNERS CO., LTD.
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.