US Patent 7664358 Optical waveguide film and manufacturing method thereof

Patent 7664358 was granted and assigned to Nitto Denko on February, 2010 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Current Assignee

Nitto Denko

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7664358

Date of Patent

February 16, 2010

Patent Application Number

12222262

Date Filed

August 6, 2008

Patent Primary Examiner

‌

Omar Rojas

Patent abstract

An optical waveguide film includes a film including a clad layer and a core layer covered by the clad layer; an adhesive layer formed on at least one surface of the film; and a plurality of projection portions formed on a surface of the adhesive layer and arranged at spaced intervals to one another.