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.:

US 7847284 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 07, 2010

Filed:

Mar. 26, 2003
Applicants:

Jun-ichi Hanna, Yokohama, JP;

Teppei Shimakawa, Fujisawa, JP;

Masanori Akada, Tokyo-To, JP;

Hiroki Maeda, Tokyo-To, JP;

Inventors:

Jun-Ichi Hanna, Yokohama, JP;

Teppei Shimakawa, Fujisawa, JP;

Masanori Akada, Tokyo-To, JP;

Hiroki Maeda, Tokyo-To, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/30 (2006.01);
U.S. Cl.
CPC ...
Abstract

There are provided an organic semiconductor material, which can constitute an organic semiconductor layer having homogeneous and a high level of charge transfer characteristics over a large area, and an organic semiconductor structure and an organic semiconductor device utilizing the organic semiconductor material. The organic semiconductor material comprises a polymeric compound and a monomeric compound, the polymeric compound having, in a part of its side chain, a core structure comprising a predetermined π electron ring, the monomeric compound having a core structure comprising a predetermined π electron ring, the monomeric compound having, in at least one of its both ends, a terminal group capable of developing liquid crystallinity.


Find Patent Forward Citations

Hanna, Jun-Ichi. (2010). Organic semiconductor material, organic semiconductor structure, and organic semiconductor device (U.S. Patent No. 7847284). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7847284

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