ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,405,139, issued on Sept. 2, was assigned to TOFLO Corp. (Tokyo).
"Flowmeter" was invented by Takahiro Kawamoto (Tokyo), Takuo Shimada (Tokyo), Shinji Tobimatsu (Tokyo), Maya Nakamura (Tokyo) and Yuka Fujie (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "A flowmeter suitable for flow measurement of extremely-low temperature fluids and high temperature fluids includes a flow path pipe having a flow path for fluid to flow through; an impeller supported in the interior of the flow path pipe in a rotatable manner; and a sensor that measures the flow of the fluid flowing in the flow path through the rotation of the impeller. The sensor has a metal-based...