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. 20, 2004
Filed:
Jun. 11, 2002
Applicant:
Inventor:
Haruo Kawashima, Tokyo, JP;
Assignee:
Tabata Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F 9/02 ;
U.S. Cl.
CPC ...
A61F 9/02 ;
Abstract
A pair of lens frames being more soft and flexible than a pair of lenses include annular lens holders to hold the lenses , gasket skirts extending from rear edges of the lens holders and a bridge to connect the lens holders to each other. The bridge has a gradient in flexibility increasing from a middle zone of the bridge bisecting the length of the bridge toward the respective lens holders