ALEXANDRIA, Va., June 4 -- United States Patent no. 12,322,925, issued on June 3, was assigned to SUMITOMO ELECTRIC INDUSTRIES LTD. (Osaka, Japan).
"Optical semiconductor module" was invented by Naoki Itabashi (Osaka, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical semiconductor module according to an embodiment includes a housing; a temperature control element having a temperature control plane; a first board mounted on the temperature control plane; a semiconductor laser device mounted on the second side of the first board; a second board mounted on the second side of the first board, the second board having a third side and a fourth side, the fourth side including a wiring pattern, the wir...