ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,537,153, issued on Jan. 27, was assigned to DAICEL Corp. (Osaka, Japan).
"Electrical circuit circuit-breaking device" was invented by Tomohide Fujiwara (Tokyo) and Katsuya Tone (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electric circuit breaker device includes: an igniter provided to a housing; a projectile disposed in an accommodating space formed in the housing, the projectile being configured to be projected along the accommodating space by energy received from the igniter; a conductor piece forming a portion of an electric circuit, and includes a cutoff portion crossing the accommodating space and configured to be cut off by the projec...