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:
Mar. 06, 2012
Filed:
Jun. 06, 2005
Applicants:
Tatsuo Tanaka, Sagamihara, JP;
Hiroshi Kita, Hachioji, JP;
Katsura Hirai, Hachioji, JP;
Chiyoko Takemura, Tokyo, JP;
Rie Katakura, Hino, JP;
Inventors:
Tatsuo Tanaka, Sagamihara, JP;
Hiroshi Kita, Hachioji, JP;
Katsura Hirai, Hachioji, JP;
Chiyoko Takemura, Tokyo, JP;
Rie Katakura, Hino, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 73/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An organic thin film transistor comprising a semiconductor layer containing a thiophene oligomer which has a thiophene ring having a substituent and a partial structure constituted by directly connected two or more thiophene rings each having no substituent, and contains three to forty thiophene rings per molecule.