November 7, 2023 — Hitachi, Ltd. announced that it will transfer all shares of its wholly-owned subsidiary Hitachi Power Semiconductor Device, Ltd. to MinebeaMitsumi Inc. and has signed a contract.
Hitachi integrated the businesses of Hitachi and Hitachi Haramachi Electronics Co., Ltd. in October 2013 to establish Hitachi Power Semiconductor Device, Ltd. Since then, Hitachi Power Semiconductor Device, Ltd. has been focusing on its three main product groups: IGBT・SiC, high-voltage ICs, and diodes, using high-voltage and low-loss technologies to provide high value-added products.
Hitachi stated that Hitachi and Hitachi Power Semiconductor Device, Ltd. have conducted multiple consultations on how to further develop Hitachi Power Semiconductors and enhance corporate value. Both parties believe that in order to ensure the continued development of Hitachi Power Semiconductors in the power semiconductor market that is expected to grow rapidly in the future, the best solution is to expand production capacity and improve manufacturing efficiency under the management of MinebeaMitsumi.