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:
Jan. 07, 2014
Filed:
Jun. 23, 2011
Applicant:
Hyung JO Park, Gwangju, KR;
Inventor:
Hyung Jo Park, Gwangju, KR;
Assignee:
LG Innotek Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/32 (2010.01);
U.S. Cl.
CPC ...
Abstract
A light emitting device comprises a second electrode layer; a second conductivity-type semiconductor layer on the second electrode layer; a current blocking layer comprising an oxide of the second conductivity-type semiconductor layer; an active layer on the second conductivity-type semiconductor layer; a first conductivity-type semiconductor layer on the active layer; and a first electrode layer on the first conductivity-type semiconductor layer.
Park, Hyung. (2014). Light emitting device with current blocking layer (U.S. Patent No. 8624278). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8624278
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile