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.:

US 6381612 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 30, 2002

Filed:

Jun. 01, 2001
Applicant:
Inventors:

Mitsuhiko Yoshimura, Settsu, JP;

Maki Mori, Toyonaka, JP;

Hiroyuki Okuda, Ikeda, JP;

Yoshiaki Yoshikawa, Ikoma, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/730 ;
U.S. Cl.
CPC ...
G06F 1/730 ;
Abstract

A link information management method which is capable of reducing the number of steps of a link maintenance processing of link information indicating a corresponding relationship between geographical information in a geographical information system and attribute information. To realize the method, geographical information are compared and judged by translating first geographical information based on corresponding points judged as the same points inputted on first and second geographical information by an operator. Further, update days of link information and attribute information are compared and judged, and current link information which causes the second geographical information and the attribute information to be correlated with each other is generated based on the compared and judged results of the link information and the attribute information. Then, attribute information and a closed area on the second geographical information are displayed by using the current link information thus generated.


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Yoshimura, Mitsuhiko. (2002). Link information maintenance and management method (U.S. Patent No. 6381612). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6381612

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