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:
Nov. 27, 2012
Filed:
Nov. 23, 2010
Applicants:
Hitoshi Hoshino, Ota-Ku, JP;
Toshiyuki Tateishi, Ota-ku, JP;
Inventors:
Hitoshi Hoshino, Ota-Ku, JP;
Toshiyuki Tateishi, Ota-ku, JP;
Assignee:
Disco Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A light emitting device including a sapphire layer and a light emitting layer formed on the sapphire layer. The sapphire layer has a polygonal sectional shape whose internal angle is an obtuse angle, such as a regular hexagonal shape. Light emitted from the light emitting layer is totally reflected on one side surface of the sapphire layer and next transmitted through another side surface of the sapphire layer.
Hoshino, Hitoshi. (2012). Light emitting device and manufacturing method thereof (U.S. Patent No. 8318518). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8318518
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile