ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,779, issued on Oct. 28, was assigned to JANOME Corp. (Tokyo).
"Sewing machine" was invented by Takahito Igawa (Tokyo) and Jun Mafune (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A sewing machine includes at least: a movement detection unit for detecting a movement amount of a material to be sewn; a drive motor for operating a needle; a control unit for operating the drive motor; and a storage unit. The storage unit stores a sewing speed and a sewing pitch. The control unit is configured to implement a first control mode and a second control mode. In the first control mode, the control unit operates the drive motor at the stored sewing speed...