ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,228,103, issued on Feb. 18, was assigned to Hitachi Astemo Ltd. (Hitachinaka, Japan).
"Internal combustion engine control device" was invented by Hayato Takei (Hitachinaka, Japan), Shinya Sato (Hitachinaka, Japan) and Akihiro Komori (Hitachinaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An internal combustion engine control device includes: a rotation speed calculating unit that calculates crank rotation speeds of an engine; an extreme timing calculating unit that calculates an extreme timing of the crank rotation speeds; and an average rotation speed calculating unit that calculates an average rotation speed of the crank rotation speeds; an...