MUMBAI, India, April 20 -- Intellectual Property India has published a patent application (202514088589 A) filed by Aesc Japan Ltd., Kanagawa, Japan, on Sept. 17, 2025, for 'secondary battery, battery group and electronic apparatus.'
Inventor(s) include Zhang, Wenjing.
The application for the patent was published on April 17, under issue no. 16/2026.
According to the abstract released by the Intellectual Property India: "A secondary battery (1), a battery group (100), and an electronic apparatus (1000) are provided. The secondary battery (1) includes a casing (10) and an electrode assembly (20) accommodated in the casing (10) and including a wound structure (201) formed by stacking and winding a positive sheet (21), a separator (22), and a negative sheet (23). In a wound structure axial direction (O), a positive current collector (211) of the positive sheet (21) includes a positive coated region (212) and a positive uncoated region (213), and a negative current collector (231) of the negative sheet (23) includes a negative coated region (232) and a negative uncoated region (233). In a wound structure winding direction (P), the positive uncoated region (213) sequentially includes a first, a second, and a third positive uncoated regions (214, 215, 216), and the negative uncoated region (233) sequentially includes negative uncoated regions (234, 235, 236)."
Disclaimer: Curated by HT Syndication.
