MUMBAI, India, Nov. 21 -- Intellectual Property India has published a patent application (202517097215 A) filed by Toyota Jidosha Kabushiki Kaisha, Aichi, Japan, on Oct. 8, for 'positive electrode active material and sodium ion secondary battery.'
Inventor(s) include Yubuchi, So; and Yoshida, Jun.
The application for the patent was published on Nov. 21, under issue no. 47/2025.
According to the abstract released by the Intellectual Property India: "The present invention discloses a positive electrode active material having a P2-type structure and a large reversible capacity. A positive electrode active material according to the present disclosure contains an Na-containing oxide. The Na-containing oxide has a P2-type structure. The Na-con...