ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,480,573, issued on Nov. 25, was assigned to JATCO LTD (Fuji, Japan) and Nissan Motor Co. Ltd. (Yokohama, Japan).
"Power transmission device" was invented by Katsunori Yamashita (Kanagawa, Japan), Hirohisa Yukawa (Tokyo), Masahiro Kouya (Kanagawa, Japan) and Tomoo Ikeda (Gunma, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A power transmission device includes a case that houses a power transmission mechanism, a control valve configured to control an oil pressure supplied to the power transmission mechanism, and an electric pump configured to supply oil to the control valve. The case has a first chamber that houses the power transmission mechanism,...