Granted Patent
Utility
US 6,502,228 · App. 09/594,086
Route determination support device, route determination support method and storage medium storing therein program for executing method thereof, and printed substrate wiring method
Inventor:
Masafumi Kitahara
Patented Case
View Patent ↗
Granted: Dec 31, 2002
Filed: Jun 15, 2000
Inventor
Masafumi Kitahara
Assignee (at issue)
NEC Toppan Circuit Solutions, 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.