Granted Patent
Utility
US 6,776,855 · App. 09/700,566
Maraging steel excellent in fatigue characteristics and method for producing the same
Inventors:
Masami Ueda, Kenji Hirano
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Nov 16, 2000
Inventors
Masami Ueda
Kenji Hirano
Assignees (at issue)
HONDA MOTOR CO., LTD.
Sumitomo Special Metals 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.