ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,994, issued on Jan. 13, was assigned to Seiko Epson Corp. (Tokyo).

"Liquid discharging head and liquid discharging apparatus" was invented by Takahiro Katakura (Okaya, Japan) and Takanori Aimono (Matsumoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "a first flow path communicating with the first common flow path, the liquid being supplied to the first common flow path through the first flow path; a second flow path communicating with the first common flow path more on one side in the first direction than the first flow path is, the liquid being collected from the first common flow path through the second common flow path; a third flow path...