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.:

US 7771850 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 10, 2010

Filed:

Sep. 02, 2008
Applicants:

Tohru Yanagisawa, Tokyo, JP;

Tamotsu Morimoto, Chiba, JP;

Inventors:

Tohru Yanagisawa, Tokyo, JP;

Tamotsu Morimoto, Chiba, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 19/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electromagnetic wave shielding laminate comprising a transparent substrate and an electromagnetic wave shielding film formed thereon, characterized in that the electromagnetic wave shielding film has, sequentially from the substrate side, a first high refractive index layer made of a material having a refractive index of at least 2.0, a first oxide layer containing zinc oxide as the main component, an electroconductive layer containing silver as the main component, and a second high refractive index layer made of a material having a refractive index of at least 2.0.


Find Patent Forward Citations

Yanagisawa, Tohru. (2010). Electromagnetic wave shielding laminate and display device employing it (U.S. Patent No. 7771850). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7771850

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