US Patent Issued to Brother Kogyo on Nov. 3 for "Liquid ejection apparatus" (Japanese Inventors)

ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,779,844, issued on Nov. 3, was assigned to Brother Kogyo K.K. (Nagoya, Japan).

"Liquid ejection apparatus" was invented by Takafumi Nakase (Nagoya, Japan), Isao Kubo (Tokoname, Japan), Ryuji Horata (Gamagori, Japan), Nobumasa Tanaka (Nagoya, Japan), Misaki Haruhara (Nagoya, Japan), Tetsuya Saso (Nagoya, Japan) and Masahiro Hayashi (Anjo, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An inspection signal output circuit including an electrode. The inspection signal output circuit outputs an inspection signal indicating an electrical change in the electrode when a head is driven to eject liquid from a nozzle toward the electrode. A controller perform...