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. 01, 2026
Filed:
Apr. 15, 2021
Sumitomo Chemical Company, Limited, Tokyo, JP;
Kaori Kurihara, Hitachi, JP;
Yohei Otoki, Hitachi, JP;
Koji Nakamura, Hitachi, JP;
Yuichi Koibuchi, Hitachi, JP;
Atsushi Sato, Hitachi, JP;
SUMITOMO CHEMICAL COMPANY, LIMITED, Tokyo, JP;
Abstract
There is provided an electrochemical sensor, comprising: a working electrode; a counter electrode; and a base material supporting the working electrode and the counter electrode, wherein the working electrode is a chip-shaped electrode including a diamond film that causes a redox reaction on its surface when a predetermined voltage is applied in a state where a test sample exists between the working electrode and the counter electrode, and a support that comprises a material other than diamond and supports the diamond film, and the working electrode is mounted on the base material, with the support positioned on the base material side and at least a part of a side surface of the support exposed.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile