ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,540,668, issued on Feb. 3, was assigned to JATCO Ltd (Fuji, Japan) and NISSAN MOTOR Co. LTD. (Fuji, Japan).

"Power transmission device" was invented by Tahei Toyoshima (Isehara, Japan), Hyunhwan Lee (Bucheon-shi, South Korea), Tomoya Otaki (Isehara, Japan) and Masahiro Kouya (Hiratsuka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A space in a case in which oil is stored is partitioned by a baffle plate into a first space in which a driven sprocket provided on an input shaft of an oil pump is disposed and a second space in which an oil strainer in communication with the oil pump is disposed. At least a part of the driven sprocket is immersed in t...