ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,744,344, issued on Sept. 22, was assigned to MD Elektronik GmbH (Waldkraiburg, Germany).

"Electrical plug connector with radially actuated secondary locking, and electrical plug-in connection system" was invented by Thomas Hofmann (Tacherting, Germany) and Daniel Bock (Schonberg, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An electrical plug connector includes: a plug contact at one end of a cable, a contact carrier, a plug housing, a primary locking element, and a secondary locking element. The plug contact is accommodated in the contact carrier and the latter is accommodated in the plug housing. The primary locking element and the secondar...