ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,398,822, issued on Aug. 26, was assigned to EAGLE INDUSTRY Co. LTD. (Japan).
"Valve" was invented by Takahiro Ejima (Tokyo), Kenshiro Furukawa (Tokyo), Kohei Fukudome (Tokyo) and Keigo Shirafuji (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided a valve capable of reducing valve leakage. The valve includes: a valve housing in which ports through which a fluid passes are formed; a valve body configured to be driven by a drive source; a valve seat on which a contact portion of the valve body is seated; and biasing members for biasing the valve body in a valve closing direction. The valve seat is formed of an elastic member."
The pate...