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. 21, 2026
Filed:
Mar. 10, 2022
Applicants:
Takaya Ito, Shizuoka, JP;
Ryota Arai, Shizuoka, JP;
Tomoya Hirano, Tokyo, JP;
Inventors:
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 30/88 (2023.01); H10K 30/30 (2023.01);
U.S. Cl.
CPC ...
H10K 30/88 (2023.02); H10K 30/30 (2023.02);
Abstract
A photoelectric conversion element includes a first electrode (), a photoelectric conversion layer () over the first electrode, and a second electrode () over the photoelectric conversion layer. The photoelectric conversion element further includes a surface protection portion () adjacent to a face of one electrode selected from the first electrode and the second electrode where the face does not face the photoelectric conversion layer. The surface protection portion contains a compound derived from a fluorine-based silane compound.