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:
Sep. 09, 2014
Filed:
Feb. 15, 2012
Motoshi Tanaka, Aichi, JP;
Toshiro Matsumoto, Aichi, JP;
Motoshi Tanaka, Aichi, JP;
Toshiro Matsumoto, Aichi, JP;
Nidek Co., Ltd., Aichi, JP;
Abstract
An eyeglass lens processing shape obtaining method for attaching a prescription lens having an edge thicker than an original lens and having refractive power to a rim of an eyeglass frame, in place of the original lens attached to the rim, the method includes: obtaining an outline of the original lens; obtaining an inner boundary of the rim on a surface of the original lens in a state where the original lens is attached to the rim; obtaining an external form processing shape of the prescription lens based on the outline of the lens; and obtaining a step processing shape of the prescription lens based on the inner boundary of the rim.