ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,528,293, issued on Jan. 20, was assigned to Seiko Epson Corp. (Tokyo).
"Liquid ejecting head and liquid ejecting apparatus" was invented by Masanori Mikoshiba (Shimosuwa-machi, Japan), Motoki Takabe (Shiojiri, Japan), Harunobu Koike (Matsumoto, Japan), Kei Kiyose (Shinagawa-ku, Japan) and Yasuhiro Itayama (Kai, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A liquid ejecting head includes a substrate having pressure chambers in communication with nozzles through which a liquid is ejected, a vibration plate on the substrate, and a piezoelectric actuator including a first electrode, a piezoelectric layer, and a second electrode stacked in a first di...