ALEXANDRIA, Va., March 17 -- United States Patent no. 12,581,625, issued on March 17, was assigned to HITACHI ASTEMO LTD. (Hitachinaka, Japan).
"Power conversion device" was invented by Takeshi Tokuyama (Tokyo), Takahiro Araki (Tokyo), Shigehisa Aoyagi (Hitachinaka, Japan) and Noriyuki Maekawa (Hitachinaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A power conversion device includes a plurality of circuit bodies each including a semiconductor element, and a printed circuit board having the plurality of circuit bodies mounted thereon and having a relay wiring connecting the plurality of circuit bodies to each other, a DC wiring, and an AC wiring, wherein at least one of the AC wiring and the DC wir...