ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,392, issued on May 27, was assigned to VERMES MICRODISPENSING GMBH (Holzkirchen, Germany).
"Valve tappet rod" was invented by Mario Fliess (Munich) and Stefan Grumbein (Munich).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a valve tappet rod (1, 1") for a valve (100, 100") of a metering system (200) for a metering material, wherein the valve tappet rod (1, 1") has an elongate, substantially cylindrical body which is formed at a face-side end (B) with a tappet tip (60), with a tappet head (10) at an opposite head region (A) and, therebetween, from the tappet head (10) to the tappet tip (60), at least with a first guide sleeve...