ALEXANDRIA, Va., June 12 -- United States Patent no. 12,296,589, issued on May 13, was assigned to Seiko Epson Corp. (Tokyo).
"Liquid discharge head and liquid discharge device" was invented by Yu Shiozawa (Shiojiri, Japan), Masaki Mori (Shiojiri, Japan), Motoki Takabe (Shiojiri, Japan), Hitoshi Takaai (Azumino, Japan) and Eiju Hirai (Azumino, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A liquid discharge head includes an individual electrode that is individually provided for the plurality of pressure chambers, a common electrode that is commonly provided for the plurality of pressure chambers, a piezoelectric body that is provided between the individual electrode and the common electrode for applyi...