Granted Patent
Utility
US 5,300,321 · App. 08/056,768
Process for depositing titanium nitride film by CVD
Inventors:
Tadashi Nakano, Tomohiro Ohta
Patented Case
View Patent ↗
Granted: Apr 5, 1994
Filed: May 4, 1993
Inventors
Tadashi Nakano
Tomohiro Ohta
Assignee (at issue)
Kawasaki Steel 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.