ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,397,550, issued on Aug. 26, was assigned to SEIKO EPSON Corp. (Japan).
"Liquid discharge apparatus" was invented by Masahiko Tsuyuki (Chino, Japan) and Makoto Takamuku (Matsumoto, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided a liquid discharge apparatus, in which a substrate unit includes a first drive circuit that has a first coil, a second drive circuit that has a second coil, a cooling fan that generates an air flow, a wiring substrate having a plurality of rigid members and a flexible member, and a plate-shaped opening member having a first opening and a second opening, the cooling fan generates an air flow in a space where...