Granted Patent
Utility
US 4,945,263 · App. 07/397,769
TTL to ECL/CML translator circuit with differential output
Inventor:
Julio Estrada
Patented Case
View Patent ↗
Granted: Jul 31, 1990
Filed: Aug 23, 1989
Inventor
Julio Estrada
Assignee (at issue)
NATIONAL SEMICONDUCTOR 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.