ALEXANDRIA, Va., June 12 -- United States Patent no. 12,300,842, issued on May 13, was assigned to PANASONIC ENERGY Co. LTD. (Osaka, Japan).
"Battery pack" was invented by Hidemi Kurihara (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "In a battery pack, a heat-resistant cap is coupled to an end of a battery block including battery cells positioned at predetermined positions by a battery holder and a circuit board coupled to a first surface and accommodated in an exterior case. Each of the battery cells includes a discharge valve. A heat-resistant cap includes closing plate portion forming first discharge gap between the cap and an end surface of the battery block, and a peripheral wall portion ...