ALEXANDRIA, Va., March 17 -- United States Patent no. 12,578,214, issued on March 17, was assigned to KOFLOC CORP. (Kyoto, Japan).

"Flow measurement device" was invented by Keiji Kido (Kyoto, Japan), Shunta Furukawa (Kyoto, Japan), Kota Tanaka (Kyoto, Japan), Tomoya Futagami (Kyoto, Japan), Shusaku Ono (Kyoto, Japan) and Seigo Yoshida (Kyoto, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A flow measurement device includes a bluff body in a flow path in a measuring pipe to generate Karman vortices downstream of the bluff body, and a temperature sensor downstream of a piezoelectric element for sensing a change in the Karman vortices by converting the change into an electrical signal. A flow rate of a fl...