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. 11, 2010
Filed:
Oct. 15, 2004
Yoshii Morishita, Tsukuba, JP;
Satoyuki Nomura, Tsukuba, JP;
Yoshihiro Tsuda, Tsukuba, JP;
Seiji Tai, Tokyo, JP;
Matthew L. Marrocco, Iii, Fontana, CA (US);
Farshad J. Motamedi, Claremont, CA (US);
Li-sheng Wang, Arcadia, CA (US);
Yongchao Liang, Irvine, CA (US);
Yoshii Morishita, Tsukuba, JP;
Satoyuki Nomura, Tsukuba, JP;
Yoshihiro Tsuda, Tsukuba, JP;
Seiji Tai, Tokyo, JP;
Matthew L. Marrocco, III, Fontana, CA (US);
Farshad J. Motamedi, Claremont, CA (US);
Li-Sheng Wang, Arcadia, CA (US);
Yongchao Liang, Irvine, CA (US);
Hitachi Chemical Co., Ltd., Tokyo, JP;
Sumation Co., Ltd., Tokyo, JP;
Abstract
High quantum yield luminescent monomers, oligomers, and polymers, comprising benzotriazole repeating units and derivatives thereof have been discovered and utilized in optical devices and components therefor, including electroluminescent devices, light emitting devices, photoluminescent devices, organic light emitting diodes (OLEDs), OLED displays, sensors, and the like.