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:
Aug. 28, 2012

Filed:

Jan. 09, 2008
Applicants:

Jun Kasahara, Kanagawa, JP;

Shigehiro Hara, Kanagawa, JP;

Shinji Sakamoto, Kanagawa, JP;

Inventors:

Jun Kasahara, Kanagawa, JP;

Shigehiro Hara, Kanagawa, JP;

Shinji Sakamoto, Kanagawa, JP;

Assignee:

NuFlare Technology, Inc., Numazu-shi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 7/10 (2006.01);
U.S. Cl.
CPC ...
Abstract

A figure data verification apparatus includes an operation part configured to input design data and writing data converted from the design data and perform an exclusive OR operation between data of a figure included in the design data and data of a figure included in the writing data, a sorting part configured to sort figures produced as a result of the exclusive OR operation to at least one arbitrary-angle figure having at least one angle not being an integral multiple of 45 degrees and to at least one non-arbitrary-angle figure all angles of which are integral multiples of 45 degrees, a first removal part configured to remove a figure of a size smaller than a first allowable error value from the arbitrary-angle figure, and a second removal part configured to remove a figure of a size smaller than a second allowable error value from the non-arbitrary-angle figure.


Find Patent Forward Citations

Loading…