Granted Patent
Utility
US 6,814,848 · App. 10/182,780
Method for determining alloy phase in plating layer and method for evaluating sliding property of alloy galvanized steel plate
Inventors:
Kyoko Fujimoto, Makoto Shimura, Yoichi Tobiyama, Kazuaki Kyono
Patented Case
View Patent ↗
Granted: Nov 9, 2004
Filed: Aug 1, 2002
Inventors
Kyoko Fujimoto
Makoto Shimura
Yoichi Tobiyama
Kazuaki Kyono
Assignee (at issue)
JFE 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.