Granted Patent
Utility
US 6,735,520 · App. 09/946,735
Map information providing method, map information providing system, and recording medium on which the method programed is recorded
Inventor:
Takashi Nozaki
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Sep 6, 2001
Inventor
Takashi Nozaki
Assignees (at issue)
PIONEER CORPORATION
INCREMENT P CORPORATION
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.