ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,388,150, issued on Aug. 12, was assigned to PANASONIC ENERGY Co. LTD. (Osaka, Japan).
"Power source device" was invented by Takeaki Wakabayashi (Hyogo, Japan) and Kensaku Takeda (Tokushima, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A power source device includes: a plurality of batteries each including a discharge valve that opens when an internal pressure becomes higher than a set pressure and jets emission gas; outer case that houses these batteries and is composed by providing discharge opening that discharges, to an outside, the emission gas from the discharge valve; and heat-resistant plate that is a part of outer case and is composed by...