US Patent Issued to SEIKO EPSON on May 27 for "Liquid ejecting head, liquid ejecting apparatus, and nozzle substrate" (Japanese Inventors)

ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,666, issued on May 27, was assigned to SEIKO EPSON Corp. (Japan).

"Liquid ejecting head, liquid ejecting apparatus, and nozzle substrate" was invented by Shohei Mizuta (Matsumoto, Japan), Yuma Fukuzawa (Matsumoto, Japan), Akira Miyagishi (Shiojiri, Japan), Toshiro Murayama (Fujimi, Japan) and Madoka Ito (Matsumoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A liquid ejecting head includes a first driving element, a first pressure chamber, and a first nozzle that is formed in a nozzle substrate, in which the first nozzle includes a first upstream nozzle portion including a first supply opening opened in a second surface of the nozzle substr...