Granted Patent
Utility
US 5,228,856 · App. 07/653,530
Optics approach to low side compliance simulation
Inventors:
David B. Chang, I-Fu Shih
Patented Case
View Patent ↗
Granted: Jul 20, 1993
Filed: Feb 11, 1991
Inventors
David B. Chang
I-Fu Shih
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.