Granted Patent
Utility
US 5,867,545 · App. 08/794,467
Phase-locked loop circuit
Inventor:
Yuuichi Ogasawara
Patented Case
View Patent ↗
Granted: Feb 2, 1999
Filed: Feb 4, 1997
Inventor
Yuuichi Ogasawara
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.