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:
Dec. 09, 2003
Filed:
Jan. 24, 2002
Applicant:
Inventors:
Kazuya Miyamura, Kasugai, JP;
Keiji Sugimoto, Kasugai, JP;
Tadashi Sawano, Ama-gun, JP;
Shigeyasu Nagai, Kasugai, JP;
Asaki Suzaki, Kasugai, JP;
Hideaki Kondo, Okazaki, JP;
Assignee:
Menicon Co., Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02C 7/04 ; G02C 7/06 ;
U.S. Cl.
CPC ...
G02C 7/04 ; G02C 7/06 ;
Abstract
Disclosed is a contact lens including an optical zone having a substantially circular shape; an peripheral zone having an annular shape and located around the optical zone; and an intermediate zone having an annular shape and located between the optical and peripheral zones. The intermediate zone including a convex portion formed in at least one radial position of a back surface thereof so as to extend in a circumferential direction thereof with an outwardly curved surface as seen in a diametrical cross-section of the lens.