Granted Patent
Utility
US 5,608,635 · App. 08/341,518
Navigation system for a vehicle with route recalculation between multiple locations
Inventor:
Haruhisa Tamai
Patented Case
View Patent ↗
Granted: Mar 4, 1997
Filed: Nov 17, 1994
Inventor
Haruhisa Tamai
Assignee (at issue)
Zexel GmbH
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.