IP Library Granted Patent US 6,466,866
Granted Patent Utility PCT National Stage
US 6,466,866 · Confirmation No. 3539

ROUTE GUIDANCE DEVICE

Inventor: Hiroyuki Sato
Patented Case View Patent ↗
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Code Description Pages PDF
2001-12-03 ABST Abstract 1 View
2001-12-03 LET. Miscellaneous Incoming Letter 40 View
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Quick Facts
Patent No.
US 6,466,866
App. No.
09/914,271
Filed
2001-12-03
Effective Filing
2001-08-24
Granted
2002-10-15
Art Unit
3661
PTA
0 days