ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,722,834, issued on Sept. 1, was assigned to TOYOTA JIDOSHA K.K. (Toyota, Japan).
"Feeding device for flowable material" was invented by Hidekatsu Onodera (Toyota, Japan) and Ryoji Oshima (Toyota, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A feeding device for a flowable material is provided with a platen housed in a container containing the flowable material, a cylindrical ram attached to the platen, a pump that reciprocates a piston housed in the ram to suck up the flowable material in the container and a determination device configured to determine a replacement time of the container based on a change in a moving speed of the piston."
The p...