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:
Sep. 28, 2021
Filed:
Sep. 30, 2019
Fujifilm Corporation, Tokyo, JP;
The University of Tokyo, Tokyo, JP;
Fumiko Tamakuni, Kanagawa, JP;
Tetsuya Watanabe, Kanagawa, JP;
Toshihiro Okamoto, Tokyo, JP;
Junichi Takeya, Tokyo, JP;
FUJIFILM Corporation, Tokyo, JP;
THE UNIVERSITY OF TOKYO, Tokyo, JP;
Abstract
An organic semiconductor element in which an organic semiconductor layer contains a compound of Formula (1) and/or a compound of Formula (2) or the organic semiconductor layer contains a polymer having a structure of any one of Formulae (6) to (8): in which Rings A and B each represent an aromatic 5-membered ring, X represents a nitrogen atom or CR, and Rrepresents a hydrogen atom or a substituent; E represents an oxygen atom or a sulfur atom; Rto Reach represent a specific substituent; and p, q, r, and s each are an integer of 0 to 2; n is 1 or 2; and * represents a bonding site.