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:
May. 15, 2012
Filed:
Mar. 31, 2010
Seung Ryeol Ryu, Ansan-si, KR;
Sang Geun Bae, Ansan-si, KR;
Seung Sik Hong, Ansan-si, KR;
Kwang Ii Park, Ansan-si, KR;
Seung Ryeol Ryu, Ansan-si, KR;
Sang Geun Bae, Ansan-si, KR;
Seung Sik Hong, Ansan-si, KR;
Kwang Ii Park, Ansan-si, KR;
Seoul Semiconductor Co., Ltd., Seoul, KR;
Abstract
A light emitting diode (LED) lighting apparatus that may be used as interior lighting or advertisement lighting is disclosed. The LED lighting apparatus includes a channel-type or tube-type optical housing with a light emission surface and an LED array arranged in the optical housing. The light emission surface includes a valley line and a first inner ridge and a second inner ridge disposed on opposing sides of the valley line, and the LED array includes a plurality of LEDs whose centers are arranged along the valley line.