ALEXANDRIA, Va., May 26 -- United States Patent no. 12,636,892, issued on May 26, was assigned to KYOCERA Document Solutions Inc. (Osaka, Japan).
"Ink supply unit and inkjet recording apparatus provided therewith" was invented by Shun Tsuboi (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An ink supply unit includes an ink supply path and at least one element component. The ink supply path includes a first ink flow hole, a first valve member, and a first biasing member. The element component includes a second ink flow hole, a second valve member, and a second biasing member. When the element component is attached to the ink supply path, the first valve member and the second valve member respecti...