ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,948, issued on Jan. 27, was assigned to TOYOTA JIDOSHA K.K. (Toyota, Japan).

"Power transmission device and drive device" was invented by Koichi Okuda (Toyota, Japan), Yusuke Suzuki (Nisshin, Japan) and Yuuki Takahashi (Fukuyama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power transmission device includes a housing having a first chamber and a second chamber, a left gear unit accommodated in the first chamber and having a first rotation shaft, and a right gear unit accommodated in the second chamber and having a second rotation shaft located coaxially with the first rotation shaft. The housing has a center housing located between the fi...