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:
Feb. 27, 2001
Filed:
Apr. 16, 1999
Applicant:
Inventor:
Moriyasu Shirayanagi, Tokyo, JP;
Assignee:
Asahi Kogaku Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02C 7/06 ;
U.S. Cl.
CPC ...
G02C 7/06 ;
Abstract
A method of manufacturing progressive power spectacle lenses includes preparing individual fitting condition data for a lens-wearer such as object distances for near and distance vision, the distance from the point-of-rotation of each eyeball of a lens-wearer to each spectacle lens, the pantoscopic angle of the spectacle lenses when fitted onto said lens-wearer, and determining an amount of inset in accordance with said individual fitting condition data.