Granted Patent
Utility
US 5,484,981 · App. 08/293,339
Method of cutting a hollow metallic material
Inventors:
Yasushi Nakazawa, Katsuhiro Kitamura, Yasunori Oku, Masatoshi Enomoto
Patented Case
View Patent ↗
Granted: Jan 16, 1996
Filed: Aug 24, 1994
Inventors
Yasushi Nakazawa
Katsuhiro Kitamura
Yasunori Oku
Masatoshi Enomoto
Assignee (at issue)
HONDA MOTOR CO., 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.