比亚迪公布国际专利申请：“电池壳体、电池、电池包和用电设备”

Group 1 - The core point of the article is that BYD has filed an international patent application for a battery-related technology, indicating its ongoing innovation efforts in the battery sector [1] - The patent application is titled "Battery Housing, Battery, Battery Pack, and Electric Equipment" with the application number PCT/CN2025/112287, and it is set to be published internationally on February 12, 2026 [1] - In 2023, BYD has announced a total of 323 international patent applications, which represents a 546% increase compared to the same period last year [1] Group 2 - In the first half of 2025, BYD invested 29.596 billion yuan in research and development, reflecting a year-on-year increase of 50.84% [1]