Granted Patent
Utility
US 4,583,236 · App. 06/698,466
Modified absolute phase detector
Inventors:
Philip F. Kromer, III, Rangarajan Srinivasagopalan, Raul F. Fernandez
Patented Case
View Patent ↗
Granted: Apr 15, 1986
Filed: Feb 5, 1985
Inventors
Philip F. Kromer, III
Rangarajan Srinivasagopalan
Raul F. Fernandez
Assignee (at issue)
Racal Data Communications, Inc.
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.