Granted Patent
Utility
US 4,550,331 · App. 06/518,786
Multilayer modulation doped heterostructure charge coupled device
Inventor:
Raymond A. Milano
Patented Case
View Patent ↗
Granted: Oct 29, 1985
Filed: Jul 29, 1983
Inventor
Raymond A. Milano
Assignee (at issue)
Rockwell International Corporation
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.