ALEXANDRIA, Va., June 6 -- United States Patent no. 12,280,595, issued on April 22, was assigned to Seiko Epson Corp. (Tokyo).
"Liquid discharge head and liquid discharge device" was invented by Jingling Wang (Shiojiri, Japan), Masaki Mori (Shiojiri, Japan) and Yu Shiozawa (Shiojiri, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A liquid discharge head includes an individual electrode, a common electrode, a piezoelectric body that is provided between the individual electrode and the common electrode for applying pressure to liquid in the pressure chambers, a drive wiring that applies a voltage so as to drive the piezoelectric body, a detection resistor that is formed of the same material as any of the...