Granted Patent
Utility
US 5,041,175 · App. 07/593,745
Amorphous aluminum alloys
Inventors:
Koji Hashimoto, Hideaki Yoshioka, Katsuhiko Asami, Asahi Kawashima
Patented Case
View Patent ↗
Granted: Aug 20, 1991
Filed: Oct 5, 1990
Inventors
Koji Hashimoto
Hideaki Yoshioka
Katsuhiko Asami
Asahi Kawashima
Assignees (at issue)
Yoshida Kogyo K.K.
KOJI HASHIMOTO
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.