ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,529,855, issued on Jan. 20, was assigned to CISCO TECHNOLOGY INC. (San Jose, Calif.).

"Heat sink for optical module" was invented by Rohit Dev Gupta (Bangalore, India), Narasimha Reddy Emmareddy (Bangalore, India) and Giovanni Giobbio (Rovellasca, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one embodiment, an apparatus includes an optical module, and a heat sink for attachment to an optical module cage configured for receiving the optical module, the heat sink having a surface in which recesses are formed. The optical module includes a thermal interface material attached to a surface of the optical module for thermal contact with the heat si...