Method for manufacturing high efficiency light-emitting diodes

Method for manufacturing high efficiency light-emitting diodes

2011/10/25  Hsu Ta-Cheng, Hwang Jung-Min, Liu Min-Hsun, Yang Ya-Lan, Kuo De-Shan, Ko Tsun-Kai, Shen Chien-Fu, Ko Ting-Chia, Hon Schang-Jing

Abstract A method for manufacturing a light-emitting device comprising the steps of cutting a light-emitting unit by a laser beam, and cleaning the light-emitting unit by an acid solution to remove by-products resulted from the laser cutting.

• Link:

http://patft.uspto.gov/netahtml/PTO/search-bool.html

• PATENT/NUMBER

     Utility/8,043,878

• download:

patent pdf: https://drive.google.com/file/d/0B-Jg2ZDReoWucmZmbWlqbUdfRkk/view?usp=sharing