ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,880, issued on Jan. 27, was assigned to Seiko Epson Corp. (Tokyo).
"Head unit and liquid discharge apparatus" was invented by Sosuke Yamasaki (Shiojiri, Japan) and Motoki Takabe (Shiojiri, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A first flexible wiring substrate having one end coupled to a first head side terminal of the first head, drawn out from one side of the first head in the first direction, and provided with a first drive circuit, a second flexible wiring substrate having one end coupled to the second head side terminal of the first head, drawn out from the other side of the first head in the first direction, and provided with a ...