Patents by Inventor Sergio Raul Elizalde Rojo

Sergio Raul Elizalde Rojo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Reducing agglomeration of particles while manufacturing a lapping plate using oil-based slurry
    Patent number: 8801496
    Abstract: Embodiments of the present invention pertain to reducing agglomeration of particles while manufacturing a lapping plate using an oil-based slurry. According to one embodiment, an oil-based slurry with particles of a known size is applied to a lapping plate. The oil-based slurry is ultrasonically mixed while applying the oil-based slurry to the lapping plate in order to reduce agglomeration of the particles.
    Type: Grant
    Filed: April 28, 2006
    Date of Patent: August 12, 2014
    Assignee: HGST Netherlands B.V.
    Inventors: Richard D. Bunch, Juan Francisco Coronado Nuno, Sergio Raul Elizalde Rojo, Ernesto Arturo Marguez Waldthausen