Granted Patent
Utility
US 5,592,018 · App. 08/475,796
Membrane dielectric isolation IC fabrication
Inventor:
Glenn J. Leedy
Patented Case
View Patent ↗
Granted: Jan 7, 1997
Filed: Jun 7, 1995
Inventor
Glenn J. Leedy
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.