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:
Oct. 26, 2010
Filed:
Aug. 03, 2007
Tomotaka Nishihara, Hiroshima, JP;
Kimiaki Imai, Hiroshima, JP;
Tomotaka Nishihara, Hiroshima, JP;
Kimiaki Imai, Hiroshima, JP;
Sharp Kabushiki Kaisha, Osaka-shi, JP;
Abstract
A light-source cover for controlling transmission of light from a light source mounted in a portable device is made of an optical material. The front surface of the light-source cover has a knurl finish composed of linear grooves and the back surface thereof has a spin finish composed of ripple grooves. Alternatively, both the front and back surfaces of the light-source cover have knurl finishes composed of linear grooves. Still alternatively, only the back surface of the light-source cover has a knurl finish or a spin finish.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile