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.

Date of Patent:
Jul. 14, 2015

Filed:

Nov. 30, 2011
Applicants:

Masahiro Kataoka, Kawasaki, JP;

Hiroyuki Torii, Kawasaki, JP;

Masahiro Kurishima, Kawasaki, JP;

Hideo Kasai, Kawasaki, JP;

Inventors:

Masahiro Kataoka, Kawasaki, JP;

Hiroyuki Torii, Kawasaki, JP;

Masahiro Kurishima, Kawasaki, JP;

Hideo Kasai, Kawasaki, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/30 (2006.01); H03M 7/30 (2006.01);
U.S. Cl.
CPC ...
G06F 17/30985 (2013.01); G06F 17/30911 (2013.01); H03M 7/30 (2013.01);
Abstract

An information retrieval apparatus including a first detecting unit that detects a feeder indicative of a presence of a numerical value in a file subject to retrieval in which a numeral and a character are present together; a second detecting unit that detects a number of places in the numerical value correlated to the feeder detected by the first detecting unit; and a compressing unit that compresses the numerical value into compressed information including a compression code for a numeral indicative of the number of places detected by the second detecting unit and a compression code for a numeral at each place in the numerical value, wherein the numerical value is correlated to the feeder based on an appearance frequency of a numeral included in the file.


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