ALEXANDRIA, Va., May 5 -- United States Patent no. 12,618,500, issued on May 5, was assigned to AGCO International GmbH (Neuhausen, Switzerland).
"Hydraulic coupling" was invented by Nicolas Boulard (Marktoberdorf, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A hydraulic coupling arrangement includes a push-fit, quick-connect hydraulic coupling comprising a male connector and a female connector. The male and female connectors each define a longitudinal axis, with the male connector being insertable into the female connector in an axial direction parallel to the longitudinal axes of the connectors. An electromagnetic coil is located external to but associated with one connector. A support member car...