logo

For the Inventor, By the Inventor

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 12546016 B1

PDFFull Text
Date of Patent:
Feb. 10, 2026

Filed:

Feb. 15, 2023

Water electrolysis cell and water electrolysis stack

Applicant:

Toyota Jidosha Kabushiki Kaisha, Toyota, JP;

Inventors:

Joji Yoshimura, Toyota, JP;

Ryuichi Iwata, Nagakute, JP;

Tsuyoshi Hamaguchi, Nagakute, JP;

Tomoyuki Kayama, Nagakute, JP;

Takahiro Ikeda, Nagakute, JP;

Assignee:

TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;

Attorney:

Hunton Andrews Kurth LLP

Primary Examiner:

Zulmariam Mendez

Int. Cl.
CPC ...
C25B 1/02 (2006.01); C25B 1/00 (2021.01); C25B 1/04 (2021.01); C25B 9/23 (2021.01); C25B 9/70 (2021.01); C25B 11/032 (2021.01); C25B 11/057 (2021.01); C25B 13/02 (2006.01);
U.S. Cl.
CPC ...
C25B 1/04 (2013.01); C25B 9/23 (2021.01); C25B 9/70 (2021.01); C25B 11/032 (2021.01); C25B 11/057 (2021.01); C25B 13/02 (2013.01);
Abstract

A water electrolysis cell includes an anode disposed on one side across a solid polymer electrolyte membrane and a cathode disposed on another side. The anode is configured of an anode catalyst layer, an anode gas diffusion layer, and an anode separator, laminated in that order from a side of the solid polymer electrolyte membrane, a channel is provided in the anode separator, and the channel extends in a wave shape.

Find Patent Forward Citations

Yoshimura, Joji. (2026). Water electrolysis cell and water electrolysis stack (U.S. Patent No. 12546016). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12546016

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…