Whose patent did BYD buy?

* * BYD's motor patent is not bought, but independently developed * *, with completely independent property rights. At the beginning of its establishment, BYD carried out a lot of technology introduction and patent purchase in order to develop motor technology, and introduced many advanced technologies from Japan, the United States and other countries. Subsequently, BYD cooperated with Swiss motor manufacturer Chengxing Motor to develop a new permanent magnet motor. In 20 16, BYD also signed a strategic cooperation agreement with Magno, Germany, which further strengthened the technical cooperation in the field of motor manufacturing. These measures will help BYD accumulate more patented technologies in the field of motors and promote its technological innovation and development.