Granted Patent
Utility
US 6,198,928 · App. 09/043,012
Handover method, and a cellular radio system
Inventors:
Jere Keurulainen, Hannu Hakkinen, Seppo Hamalainen
Patented Case
View Patent ↗
Granted: Mar 6, 2001
Filed: Mar 2, 1998
Inventors
Jere Keurulainen
Hannu Hakkinen
Seppo Hamalainen
Assignee (at issue)
Nokia Telecommunications Oy
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.