Granted Patent
Utility
US 6,021,406 · App. 08/970,999
Method for storing map data in a database using space filling curves and a method of searching the database to find objects in a given area and to find objects nearest to a location
Inventor:
Vladimir Kuznetsov
Patented Case
View Patent ↗
Granted: Feb 1, 2000
Filed: Nov 14, 1997
Inventor
Vladimir Kuznetsov
Assignee (at issue)
Etak, 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.