Granted Patent
Utility
US 5,128,809 · App. 07/373,339
Coherent multi-frequency synthesis
Inventors:
Michael D. Leis, Robert Y. Noguchi, Joseph M. Rinaldis, Robert A. Rubke
Patented Case
View Patent ↗
Granted: Jul 7, 1992
Filed: Jun 29, 1989
Inventors
Michael D. Leis
Robert Y. Noguchi
Joseph M. Rinaldis
Robert A. Rubke
Assignee (at issue)
Digital Equipment 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.