Granted Patent
Utility
US 6,331,361 · App. 09/611,200
Methods for manufacture and repair and resulting components with directionally solidified or single crystal materials
Inventors:
Hans Esch, Wayne Greaves
Patented Case
View Patent ↗
Granted: Dec 18, 2001
Filed: Jul 6, 2000
Inventors
Hans Esch
Wayne Greaves
Assignee (at issue)
Hickham Industries, Inc.
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.