Granted Patent
Utility
US 6,132,487 · App. 09/437,913
Mixed powder for powder metallurgy, sintered compact of powder metallurgy, and methods for the manufacturing thereof
Inventor:
Hideyuki Mori
Patented Case
View Patent ↗
Granted: Oct 17, 2000
Filed: Nov 9, 1999
Inventor
Hideyuki Mori
Assignee (at issue)
Nikko-Materials 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.