ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,712, issued on Dec. 9, was assigned to Seiko Epson Corp. (Tokyo).
"Liquid ejecting system" was invented by Yuki Hanamura (Azumino, Japan), Takao Yamamoto (Matsumoto, Japan), Nobuaki Ito (Shiojiri, Japan) and Shunya Fukuda (Azumino, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A liquid ejecting system includes a head unit that includes a nozzle for ejecting a liquid, a pressure chamber communicating with the nozzle, and a drive element for applying pressure fluctuation to a liquid in the pressure chamber by supplying a drive pulse, a first connection portion that is communicably connected to a server through a network, a decision portion that ...