Granted Patent
Utility
US 6,168,358 · App. 09/408,295
Hybrid lay-up tool
Inventors:
Dwight L. Engwall, Chris J. Morrow, Kevin J. Steen, Roger A. Johnson
Patented Case
View Patent ↗
Granted: Jan 2, 2001
Filed: Sep 29, 1999
Inventors
Dwight L. Engwall
Chris J. Morrow
Kevin J. Steen
Roger A. Johnson
Assignee (at issue)
The Boeing Company
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.