ALEXANDRIA, Va., April 9 -- United States Patent no. 12,273,003, issued on April 8, was assigned to Honda Motor Co. Ltd. (Tokyo).
"Breather device for motor case" was invented by Takuya Matsumoto (Saitama, Japan), Yoshitaka Ota (Saitama, Japan) and Atsushi Moroi (Saitama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A breather device comprises a substantially enclosed breather chamber (132) defined between a first end wall (102D) of a motor case and a second end wall (82B) of a gear case opposing each other, a motor communication hole (122) provided in the first end wall, an external communication passage (124) formed in the motor case or the gear case at a position lower than the motor communication...