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. 30, 2025
Filed:
Jul. 21, 2020
Hidetoshi Kami, Shizuoka, JP;
Tomoharu Asano, Kanagawa, JP;
Masayuki Ishii, Shizuoka, JP;
Ryota Inoue, Shizuoka, JP;
Hidetoshi Kami, Shizuoka, JP;
Tomoharu Asano, Kanagawa, JP;
Masayuki Ishii, Shizuoka, JP;
Ryota Inoue, Shizuoka, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
An electronic device includes: a support; a charge-transporting layer including a charge-transporting material, or a sensitizing-dye electrode layer including a sensitizing dye, where the charge-transporting layer or the sensitizing-dye electrode layer is disposed on or above the support; and a metal oxide layer disposed on or above the charge-transporting layer or the sensitizing-dye electrode layer. The metal oxide layer includes p-type semiconductor metal oxide and silica or metal oxide particles, and an amount of the silica or metal oxide particles included in the metal oxide layer is 0.5% by mass or greater but 1.5% by mass or less, relative to the metal oxide layer.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile