Granted Patent
Utility
US 4,893,093 · App. 07/305,960
Switched power splitter
Inventors:
Edward A. Cronauer, Eileen T. Sarc
Patented Case
View Patent ↗
Granted: Jan 9, 1990
Filed: Feb 2, 1989
Inventors
Edward A. Cronauer
Eileen T. Sarc
Assignee (at issue)
UNITED TECHNOLOGIES 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.