ALEXANDRIA, Va., June 12 -- United States Patent no. 12,300,456, issued on May 13, was assigned to Gigavac LLC (Carpinteria, Calif.).

"Switching devices incorporating rupture disk" was invented by Daniel Sullivan (Santa Barbara, Calif.), Samuel Naumowicz (Carpinteria, Calif.), Keith Singer (Attleboro, Mass.) and Ewoud Roest (Enschede, Netherlands).

According to the abstract* released by the U.S. Patent & Trademark Office: "Electrical switching devices are disclosed that have pressure relief mechanisms to allow for the release of internal pressure within the switching device housing. The pressure within the housing can be caused by different events with one such event being internal arcing within the housing caused during operation of the ...