Granted Patent
Utility
US 6,191,621 · App. 09/334,001
Peak detector
Inventor:
Yusuke Ota
Patented Case
View Patent ↗
Granted: Feb 20, 2001
Filed: Jun 15, 1999
Inventor
Yusuke Ota
Assignee (at issue)
LUCENT TECHNOLOGIES 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.