ALEXANDRIA, Va., June 2 -- United States Patent no. 12,643,617, issued on June 2, was assigned to Kubota Corp. (Osaka, Japan).
"Working machine" was invented by Masahiro Aihara (Sakai, Japan), Shota Sakamoto (Sakai, Japan), Akihiro Ichihara (Sakai, Japan), Kazuya Oi (Sakai, Japan), Yoshiki Takizawa (Sakai, Japan) and Kenichi Saiki (Sakai, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A floor mat arranged in a working machine includes a floor portion, a wall portion arranged on a circumferential portion of the floor portion, and an opening portion arranged on a part of a connecting portion of the wall portion, the connecting portion connecting to the floor portion. The floor mat includes a mat main bod...