Granted Patent
Utility
US 5,103,455 · App. 07/521,205
Monolithically integrated semiconductor optical preamplifier
Inventors:
Elliot G. Eichen, Roger P. Holmstrom, Joanne LaCourse, Robert B. Lauer, William Powazinik, William C. Rideout, John Schlafer
Patented Case
View Patent ↗
Granted: Apr 7, 1992
Filed: May 9, 1990
Inventors
Elliot G. Eichen
Roger P. Holmstrom
Joanne LaCourse
Robert B. Lauer
William Powazinik
William C. Rideout
John Schlafer
Assignee (at issue)
GTE Laboratories Incorporated
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.