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:
Aug. 18, 2015
Filed:
Sep. 05, 2014
International Business Machines Corporation, Armonk, NY (US);
Yasuhiro Kitabatake, Kanagawa-ken, JP;
Tetsuo Shiba, Tokyo, JP;
International Business Machines Corporation, Armonk, NY (US);
Abstract
A method and apparatus for generating an image of a seal impression. N still images of a face of a seal are combined. N is at least 2. The N still images of the face correspond respectively to N beams of light that had previously irradiated the face in succession from N respective different directions respectively corresponding to N different angles of incidence of the light on the face. The combining of the N images include generating in the composite image a common area of pixels that commonly appears on the face of the seal in all still images of the N still images. The common area includes a character area pertaining to where an engraved character is located on the face of the seal.