ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,502,947, issued on Dec. 23, was assigned to Kubota Corp. (Osaka, Japan).
"Work vehicle" was invented by Yuji Hirase (Osaka, Japan), Sumio Yagyu (Osaka, Japan), Kazuto Okazaki (Osaka, Japan) and Tsunehiro II (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A work vehicle includes: a travel device; a battery; a motor configured to supply motive power to the travel device; an inverter configured to enable the motor to operate; a first storage section configured to store a first coolant; and a second storage section configured to store a second coolant. The first coolant in the first storage section is supplied to the motor by the first pump, an...