ALEXANDRIA, Va., Sept. 3 -- United States Patent no. 12,406,818, issued on Sept. 2, was assigned to DAICEL Corp. (Osaka, Japan).
"Electric circuit breaker device" was invented by Tomohide Fujiwara (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 to be projected along the accommodating space by energy received from the igniter; a conductor piece that is provided to the housing, forms a portion of an electric circuit, and includes in a portion thereof a cutoff portion disposed crossing the accommodating space and to be cut off by the pro...