US Patent Issued to Seiko Epson on Oct. 28 for "Filter unit, liquid ejecting head, and liquid ejecting apparatus" (Japanese Inventor)

ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,135, issued on Oct. 28, was assigned to Seiko Epson Corp. (Tokyo).

"Filter unit, liquid ejecting head, and liquid ejecting apparatus" was invented by Shigeki Suzuki (Matsumoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A filter unit includes a filter through which a liquid passes, a filter chamber that is divided into an upstream chamber and a downstream chamber by the filter, an inflow passage through which a liquid flows into the upstream chamber, a first outflow passage through which a liquid flows out from the downstream chamber, and a second outflow passage through which a liquid flows out from the downstream chamber, a distance from...