Patents by Inventor Brian Downum

Brian Downum 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).

  • METHOD FOR CONTROLLING POLISHING FLUID DISTRIBUTION
    Publication number: 20060246821
    Abstract: A method for delivering a polishing fluid to a chemical mechanical polishing surface is provided. In one embodiment, a method for delivering a polishing fluid to a polishing surface of a chemical mechanical polisher includes flowing polishing fluid to a first portion of the polishing surface through a first outlet while a second portion of the polishing surface adjacent a second outlet receives no flow of polishing fluid, and flowing polishing fluid through the second outlet to the second portion of the polishing surface.
    Type: Application
    Filed: July 11, 2006
    Publication date: November 2, 2006
    Inventors: Lidia Vereen, Peter Skarpelos, Brian Downum, Patrick Williams, Terry Ko, Christopher Lee, Kenneth Reynolds, John Hearne, Daniel Hachnochi