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:
Apr. 24, 2018
Filed:
Jul. 31, 2015
Applicant:
Fujifilm Corporation, Tokyo, JP;
Inventors:
Koji Takaku, Kanagawa, JP;
Yuki Hirai, Kanagawa, JP;
Wataru Sotoyama, Kanagawa, JP;
Masaru Kinoshita, Kanagawa, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); H01B 1/00 (2006.01); H01B 1/12 (2006.01); C07D 209/80 (2006.01); C07D 409/04 (2006.01); C07D 409/14 (2006.01); H01L 51/05 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0072 (2013.01); C07D 209/80 (2013.01); C07D 409/04 (2013.01); C07D 409/14 (2013.01); H01B 1/121 (2013.01); H01L 51/0065 (2013.01); H01L 51/0067 (2013.01); H01L 51/0068 (2013.01); H01L 51/0545 (2013.01); H01L 51/0558 (2013.01);
Abstract
An organic thin film transistor containing a compound represented by the following formula in a semiconductor active layer has a high carrier mobility and a small change in the threshold voltage after repeated driving. Z represents a substituent having a length of 3.7 Å or less, and at least one of Rto Rrepresents -L-R wherein L represents alkylene, etc., and R represents alkyl, etc.