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:
Jul. 25, 2017
Filed:
Feb. 26, 2015
Fujifilm Corporation, Tokyo, JP;
Tetsu Kitamura, Ashigarakami-gun, JP;
Koji Takaku, Ashigarakami-gun, JP;
Wataru Sotoyama, Ashigarakami-gun, JP;
Yuki Hirai, Ashigarakami-gun, JP;
Masaru Kinoshita, Ashigarakami-gun, JP;
Yuuta Shigenoi, Ashigarakami-gun, JP;
FUJIFILM Corporation, Tokyo, JP;
Abstract
An organic thin film transistor having a semiconductor active layer containing a compound represented by the formula (1) has a high carrier mobility and a small change in the threshold voltage after repeated operation. Rto Rrepresent H or a substituent, provided that at least one of Rto Rand Rto Rrepresents a substituent represented by -L-R, L represents a specific divalent linking group, and R represents an alkyl group, an oligooxyethylene group, an oligosiloxane group, or a trialkylsilyl group.