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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 11744089 B1

PDFFull Text
Date of Patent:
Aug. 29, 2023

Filed:

Jul. 19, 2013

Multijunction organic photovoltaics incorporating solution and vacuum deposited active layers

Applicant:

The Regents of the University of Michigan, An Arbor, MI (US);

Inventors:

Stephen R. Forrest, Ann Arbor, MI (US);

Brian Lassiter, San Francisco, CA (US);

Assignee:

The Regents of the University of Michigan, Ann Arbor, MI (US);

Attorney:

Finnegan, Henderson, Farabow, Garrett & Dunner, LLP

Primary Examiner:

Lindsey A Buck

Int. Cl.
CPC ...
H10K 30/20 (2023.01); B82Y 10/00 (2011.01); H10K 71/12 (2023.01); H10K 71/16 (2023.01); H10K 30/57 (2023.01); H10K 30/30 (2023.01); H10K 85/20 (2023.01); H10K 85/30 (2023.01); H10K 85/60 (2023.01);
U.S. Cl.
CPC ...
H10K 30/211 (2023.02); B82Y 10/00 (2013.01); H10K 71/12 (2023.02); H10K 71/164 (2023.02); H10K 30/353 (2023.02); H10K 30/57 (2023.02); H10K 85/211 (2023.02); H10K 85/215 (2023.02); H10K 85/311 (2023.02); H10K 85/322 (2023.02); H10K 85/621 (2023.02); H10K 85/654 (2023.02); Y02E 10/549 (2013.01);
Abstract

There is disclosed an organic photovoltaic device comprising at least one first subcell comprising at least one first small molecular weight material deposited by solution processing, and at least one second subcell comprising a weight at least one second small molecular material deposited by vacuum evaporation. Also disclosed herein is a method for preparing an organic photovoltaic device comprising at least one first subcell comprising at least one first small molecular weight material and at least one second subcell comprising at least one second small molecular weight material, the method comprising depositing at least one first small weight material by solution processing; and depositing at least one second small weight material by vacuum evaporation.

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