ALEXANDRIA, Va., June 16 -- United States Patent no. 12,304,804, issued on May 20, was assigned to WATER STUFF & SUN GMBH (Unterschleissheim, Germany).
"Micro-electro-mechanical system fluid control" was invented by Johan Bejhed (Uppsala, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "A fluid-control device comprises a stack of wafers in which flow components are provided as micro-electro-mechanical systems-MEMS. The flow components are selected from fluid-control components and/or fluid-monitor components. The fluid-control device has a first flow component that is encircled, in a main plane of the stack of wafers, by a second flow component."
The patent was filed on June 15, 2022, under Application...