ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,776,476, issued on Oct. 27, was assigned to EHT Ventures LLC (Seattle).

"Pulsing power supply with powered crowbar" was invented by Kenneth Miller (Seattle), Alex Henson (Seattle), James Prager (Seattle) and Jacob Hagen (Seattle).

According to the abstract* released by the U.S. Patent & Trademark Office: "A pulsing power supply is disclosed. The pulsing power supply includes a pulser having an output that outputs pulses greater than 5 kV with a pulse repetition frequency greater than 10 kHz; a powered crowbar circuit electrically coupled across the output, the powered crowbar circuit including a DC source, wherein a polarity of the DC power supply is arranged opposite a polarity of t...