US Patent Issued to BROTHER KOGYO on July 28 for "Ink-jet head and ink-jet printer" (Japanese Inventors)

ALEXANDRIA, Va., July 28 -- United States Patent no. 12,691,683, issued on July 28, was assigned to BROTHER KOGYO K.K. (Nagoya, Japan).

"Ink-jet head and ink-jet printer" was invented by Hiroto Sugahara (Ama, Japan), Fumika Hatta (Kuwana, Japan), Itsuki Morimoto (Inazawa, Japan), Toru Yamashita (Nagoya, Japan), Etsuteru Inoue (Obu, Japan) and Hirotoshi Ishizaki (Nagakute, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "An ink-jet head includes a flow passage member formed with: a first common flow passage; a first ink supply port; first individual flow passages; a second common flow passage; a second ink supply port; and second individual flow passages, first pressure generators, second pressure generat...