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:
Oct. 04, 2005
Filed:
Jun. 26, 2002
Applicants:
Chishio Hosokawa, Chiba-ken, JP;
Masakazu Funahashi, Chiba-ken, JP;
Hisayuki Kawamura, Chiba-ken, JP;
Hiromasa Arai, Chiba-ken, JP;
Hidetoshi Koga, Chiba-ken, JP;
Hidetsugu Ikeda, Chiba-ken, JP;
Inventors:
Chishio Hosokawa, Chiba-ken, JP;
Masakazu Funahashi, Chiba-ken, JP;
Hisayuki Kawamura, Chiba-ken, JP;
Hiromasa Arai, Chiba-ken, JP;
Hidetoshi Koga, Chiba-ken, JP;
Hidetsugu Ikeda, Chiba-ken, JP;
Assignee:
Idemitsu Kosan Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H05B033/12 ; C09K011/06 ; C07C211/61 ;
U.S. Cl.
CPC ...
Abstract
Materials for organic electroluminescence devices represented by following general formula [1]: