ALEXANDRIA, Va., July 3 -- United States Patent no. 12,343,754, issued on July 1, was assigned to Koganei Corp. (Koganei, Japan).
"Liquid supplying device" was invented by Takeo Yajima (Koganei, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A liquid supplying device includes: a first pump and a second pump respectively provided in a liquid supplying path that supplies liquid contained in a liquid accommodating portion to an applicator; a filter passing through the liquid that flows toward the applicator; and a return flow path that returns the liquid passing through the filter to the liquid accommodating portion. In a circulating mode that supplies the liquid to the return flow path and stops supply o...