ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,700,623, issued on Aug. 4, was assigned to VEHICLE ENERGY JAPAN INC. (Ibaraki, Japan).
"Battery control device and battery system" was invented by Hironori Sasaki (Ibaraki, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A battery control device (an assembled battery control unit 150) has a degraded battery state estimation unit 521, a storage unit 180, and an upper limit voltage estimation unit 1522. The degraded battery state estimation unit 521 estimates a first degraded state of a battery on the basis of at least any one of a use history, a capacity retention rate, and an internal resistance increase rate of the battery and estimates a second de...