ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,821, issued on June 17, was assigned to JTEKT Corp. (Kariya, Japan).

"Gear and steering device" was invented by Naofumi Kawamura (Kishiwada, Japan), Hiroaki Suzuki (Toyota, Japan), Tetsuya Ebisu (Shijonawate, Japan), Yuki Fujioka (Kashiba, Japan), Tomonori Sugiura (Yamatokoriyama, Japan), Kosuke Ito (Shiki-gun, Japan), Yasuhiro Tanioka (Kashihara, Japan), Masayoshi Sakuda (Kashihara, Japan), Takahiro Baito (Kosai, Japan), Takao Nakaaki (Kashihara, Japan), Yoshiaki Murakami (Hamamatsu, Japan), Takashi Yamaguchi (Toyohashi, Japan) and Kazuhisa Asakawa (Shiki-gun, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gear includes an annular sleeve an...