ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,462,945, issued on Nov. 4.
"Power source device and power generation method utilizing radioactive energy due to alpha decay" was invented by Hiroshi Sato (Atsugi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Voltage power source device having a connected structure in which each one of ends of a first metal and a second metal that generate the Seebeck effect are connected by a one-end side bonding part in which uranium and thorium are supported on a carrier made of boron, and the other ends are connected by an other bonding part in which uranium and thorium are supported on a carrier made of carbon. The one-end side bonding part is raised to a fir...