ALEXANDRIA, Va., June 10 -- United States Patent no. 12,291,811, issued on May 6, was assigned to Delaware Capital Formation Inc. (Wilmington, Del.).
"Pressure compensated Venturi dispensing system" was invented by Terry Tincher (Lebanon, Ohio) and Christopher J. Dyer (South Warnborough, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "Systems, methods, and software program products for dispensing chemical solutions. A controller receives a signal from a pressure sensor indicative of a pressure of a diluent. The controller determines an expected flow rate of the diluent through an eductor based at least in part on the pressure of the diluent. The controller may further determine an expected conce...