Granted Patent
Utility
US 5,218,754 · App. 07/989,261
Method of manufacturing page wide thermal ink-jet heads
Inventor:
Anikara Rangappan
Patented Case
View Patent ↗
Granted: Jun 15, 1993
Filed: Dec 11, 1992
Inventor
Anikara Rangappan
Assignee (at issue)
Xerox 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.