Granted Patent
Utility
US 4,779,282 · App. 07/104,471
Low leakage current GaInAsP/InP buried heterostructure laser and method of fabrication
Inventor:
Willie W. Ng
Patented Case
View Patent ↗
Granted: Oct 18, 1988
Filed: Oct 5, 1987
Inventor
Willie W. Ng
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.