ALEXANDRIA, Va., March 26 -- United States Patent no. 12,261,156, issued on March 25, was assigned to DENSO Corp. (Kariya, Japan).
"Electronic device" was invented by Hiroyoshi Kunieda (Kariya, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electronic device includes a circuit board, a lower IC package in which a lower IC chip is sealed on a lower package substrate by a lower resin portion being mounted on the substrate via a lower solder connection portion, and an upper IC package in which an upper IC chip is sealed on an upper package substrate by an upper resin portion being mounted on the lower IC package via an upper solder connection portion. The upper IC package is provided with a rigid body ...