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:
Jul. 29, 2025
Filed:
Mar. 16, 2022
Hoya Lens Thailand Ltd., Pathumthani, TH;
Yuji Hoshi, Tokyo, JP;
HOYA LENS THAILAND LTD., Pathumthani, TH;
Abstract
A method for producing a spectacle lensincluding a base portionthat is made of a resin material and includes a convex object-side face and a concave eyeball-side face, and an optical elementthat is made of a material different from the material for forming the base portion and is embedded in the base portion, is described. The method includes: arranging an optical element in a cavityof a mold including a first mold partand a second mold partthat can be opened and closed; introducing a resin material for forming a base portion of the spectacle lens into the cavity of the mold; obtaining the spectacle lens by curing the resin material that is a resin for forming the base portion; disassembling the mold; and detaching the spectacle lens from the mold.