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:
Apr. 14, 2020
Filed:
Dec. 24, 2015
Applicant:
Hoya Lens Thailand Ltd., Prachatipat, Thanyaburi, Pathumthani, TH;
Inventors:
Yoshihiro Kikuchi, Tokyo, JP;
Kenta Ueoka, Tokyo, JP;
Assignee:
HOYA LENS THAILAND LTD., Pathumthani, TH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02C 3/00 (2006.01); G02C 7/02 (2006.01); G02C 7/00 (2006.01); G02C 7/06 (2006.01); B24B 13/005 (2006.01);
U.S. Cl.
CPC ...
G02C 7/021 (2013.01); G02C 7/061 (2013.01); B24B 13/0055 (2013.01);
Abstract
In a spectacle lens including a permanent mark arranged on a concave surface, a layout mark indicating a predetermined reference position on a convex surface is arranged on the convex surface.