The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 12, 1995
Filed:
May. 09, 1994
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
The present invention involves road network recording device for recording positions and connection relation of intersection and roads, location setting device for setting departure point and destination point, search start and endpoint setting device for setting a plurality of search start points or search end points, by using a specific range on a map on the basis of the departure point or destination point set by the location setting device, search device for searching a recommended route from the search start point to the search end point set by the search start and end, point setting device from the information in the road network recording device according to a specific rule, and output device for putting out the route obtained by the search device.