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. 06, 2012
Filed:
Jun. 07, 2010
Chung-ying Chang, Hsinchu, TW;
Wen-jia Huang, Hsinchu, TW;
Chao-hsu Lai, Hsinchu, TW;
Tien Kun Lin, Hsinchu, TW;
Chung-Ying Chang, Hsinchu, TW;
Wen-Jia Huang, Hsinchu, TW;
Chao-Hsu Lai, Hsinchu, TW;
Tien Kun Lin, Hsinchu, TW;
Epistar Corporation, Hsinchu, TW;
Abstract
A light-emitting device having a light-emitting epitaxy structure. The light-emitting epitaxy structure has a modulus of a critical reverse voltage not less than 50 volts, while the light-emitting epitaxy structure is reverse-biased at a current density of −10 μA/mm, and has a luminous efficiency not less than 50 lumen/Watt, while the light-emitting epitaxy structure is forward-biased at a current density of 150 mA/mm.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile