Granted Patent
Utility
US 6,222,401 · App. 09/265,402
Phase locked loop using gear shifting algorithm
Inventor:
Young-Bin Yoon
Patented Case
View Patent ↗
Granted: Apr 24, 2001
Filed: Mar 10, 1999
Inventor
Young-Bin Yoon
Assignee (at issue)
Hyundai Electronics Industries 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.