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:
Sep. 02, 2003
Filed:
Sep. 05, 2001
Applicant:
Inventors:
Tamenobu Yamamoto, Higashi-Osaka, JP;
Masahiko Okamoto, Higashi-Osaka, JP;
Koichiro Oka, Higashi-Osaka, JP;
Assignee:
Yamamoto Kogaku Co., Ltd., Higashi-Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
B32B 9/04 ;
U.S. Cl.
CPC ...
B32B 9/04 ;
Abstract
A polarizing optical composite equipped with a polarizing plate holding a polarizer sheet layer between two protective sheet layers, wherein the polarizing sheet layer has on one side thereof at least two layers, in a body, constructed of materials different each other. The polarizing optical composite has high impact resistance and high degree of polarization, and is used as, for example, goggles, sunglasses, and spectacles, which have high impact resistance, has more safety, and can prevent dazzling light.