US Patent 7411296 Method, system, and apparatus for gravity assisted chip attachment

A method, system, and apparatus, the apparatus including a metal layer on silicon, photo-resist material disposed on the metal layer, a bump pad reservoir adjacent to the metal layer, a quantity of interconnect metal disposed in the bump pad reservoir, and a resist opening in resist material disposed on a surface of the bump metal and adjacent the interconnect metal. The resist opening may be wider at an open end thereof than at an end in contact with the interconnect metal.