GENEVA, June 10 -- HITACHI, LTD. (6-6, Marunouchi 1-chome, Chiyoda-ku, Tokyo1008280), 株式会社日立製作所 (東京都千代田区丸の内一丁目6番6号), ASTEMO, LTD. (2-1, Otemachi 2-chome, Chiyoda-ku, Tokyo1000004), Astemo株式会社 (東京都千代田区大手町二丁目2番1号) filed a patent application (PCT/JP2024/037963) for "POWER CONVERSION DEVICE" on Oct 24, 2024. With publication no. WO/2025/115471, the details related to the patent ap...