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:
Apr. 27, 2004
Filed:
Oct. 12, 2001
Hiroyuki Hamada, Yawata, JP;
Kiyomi Sakamoto, Ikoma, JP;
Teruaki Ata, Osaka, JP;
Atsushi Yamashita, Osaka, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
The present landmark update system enables route guidance through the use of landmark information which remains always the latest for route guidance, and operates as follows: a navigation device communicates with a landmark server so as to receive to-be-updated landmark information for guiding the user by utilizing landmarks. Information about any landmark displayed is transferred to the landmark server as cumulative information . The landmark server manages the cumulative information so that compilation data is generated for transfer to a retailer terminal corresponding to the displayed landmark(s). The retailer terminal refers to the compilation data so as to generate landmark information which is considered optimum, and transfers it to the landmark server as registering landmark information