Granted Patent
Utility
US 5,445,689 · App. 08/294,506
Pulsed ion beam surface treatment process for aluminum honeycomb panels to improve corrosion resistance
Inventor:
Michael G. Kornely, Jr.
Patented Case
View Patent ↗
Granted: Aug 29, 1995
Filed: Aug 23, 1994
Inventor
Michael G. Kornely, Jr.
Assignee (at issue)
NORTHROP GRUMMAN 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.