Date:2010-11-03
Beijing Yuji Science & Technology Co., Ltd. (Yuji Company) was founded in the year of 2005 and the head office locates in
Introduction of Yuji products：Yuji has released series of oxynitride phosphors, YAG phosphors and silicate phosphors. The peak wavelength of the phosphors ranges from 500nm to 660nm. Our oxynitride red, yellow and green phosphors for white LEDs have obtained wide application because of the performance of high efficiency and stability.
Patents of Yuji products：We have applied several patents on LED phosphor and its application as follows.
|
Name of Patent |
Patent No. |
Progress |
App. Area |
|
A kind of phosphor material, its preparation method and white LED light source |
200610113053.X |
Under checking |
SSL |
|
A kind of oxynitride luminescent material and its application of lighting and display |
200610089018.9 |
Under checking |
SSL |
|
A kind of oxynitride luminescent material, its preparation method and application of lighting and display |
200710065099.3 |
Awarded |
SSL |
|
Oxynitride luminescent material, preparation method and its application |
200710118199.8 |
Under checking PCT/CN2008/070691 |
SSL |
Certificates： ROHS.
Awards of Yuji products：
Name of Contest Sponsor Date of contest Products for competition Awards The 2nd national semiconductor lighting products and the application of innovation contest 2008 Oxynitride red and green phosphor Innovation Award The 3rd national semiconductor lighting products and the application of innovation contest 2010 Oxynitride yellow phosphor Innovation Award
Yuji sincerely welcome your joining！
Contact：Ms Jia
Tel： +8610-68469232
Email：info@beijingyuji.com
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Add: Rm.2111 Sci&Tech. Edifice, No. 9 Zhongguancun South Road, Haidian District, Beijing, China.
E-mail:led@beijingyuji.com TEL:010-68469232 FAX:010-68945695
Copyright © 2005-2010 Beijing Yuji Science & Technology Co., Ltd.
