Granted Patent
Utility
US 5,396,397 · App. 07/951,504
Field control and stability enhancement in multi-layer, 3-dimensional structures
Inventors:
Robert F. McClanahan, Robert D. Washburn
Patented Case
View Patent ↗
Granted: Mar 7, 1995
Filed: Sep 24, 1992
Inventors
Robert F. McClanahan
Robert D. Washburn
Assignee (at issue)
Hughes Aircraft 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.