Granted Patent
Utility
US 4,477,319 · App. 06/559,369
Process for forming a ferrite film
Inventors:
Masanori Abe, Yutaka Tamaura
Patented Case
View Patent ↗
Granted: Oct 16, 1984
Filed: Dec 8, 1983
Inventors
Masanori Abe
Yutaka Tamaura
Assignees (at issue)
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
Mitsubishi Chemical Industries, 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.