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. 03, 2012
Filed:
Oct. 03, 2007
Koji Mimura, Kawasaki, JP;
Ken Sumiyoshi, Kawasaki, JP;
Koji Mimura, Kawasaki, JP;
Ken Sumiyoshi, Kawasaki, JP;
NLT Technologies, Ltd., Kanagawa, JP;
Abstract
A micro-louver () includes: a transparent substrate (); a concavoconvex shape portion () formed on at least one surface of the transparent substrate () and in a prescribed pattern for diffracting incident light to form an image; and a light controlling layer () including at least one transparent layer () and at least light-absorption layer () arranged alternately on said at least one surface of the transparent substrate (), each of said at least one transparent layer () and said at least one transparent layer () extending in a direction that intersects said at least one surface of the transparent substrate ().