Granted Patent
Utility
US 6,504,883 · App. 09/438,482
Synchronous detector
Inventors:
Kunio Morimoto, Yasufumi Okamoto
Patented Case
View Patent ↗
Granted: Jan 7, 2003
Filed: Nov 12, 1999
Inventors
Kunio Morimoto
Yasufumi Okamoto
Assignee (at issue)
OKI ELECTRIC INDUSTRY CO., LTD.
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.