Patents by Inventor Michael David Hopper

Michael David Hopper 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).

  • Button or fastener member of copper-plated aluminum or aluminum alloy and method of production thereof
    Patent number: 9388502
    Abstract: A button or fastener member is provided wherein aluminum or an aluminum alloy is used as raw material, a first copper plating layer is formed directly over the entire surface of said raw material, and a second copper plating layer is formed directly on top of the first copper plating layer, with the aforementioned second copper plating layer being thicker than the aforementioned first copper plating layer.
    Type: Grant
    Filed: July 12, 2012
    Date of Patent: July 12, 2016
    Assignee: YKK Corporation
    Inventors: Masayuki Iimori, Michael David Hopper
  • Button or Fastener Member of Copper-Plated Aluminum or Aluminum Alloy and Method of Production Thereof
    Publication number: 20140017512
    Abstract: A button or fastener member is provided wherein aluminum or an aluminum alloy is used as raw material, a first copper plating layer is formed directly over the entire surface of said raw material, and a second copper plating layer is formed directly on top of the first copper plating layer, with the aforementioned second copper plating layer being thicker than the aforementioned first copper plating layer.
    Type: Application
    Filed: July 12, 2012
    Publication date: January 16, 2014
    Applicant: YKK CORPORATION OF AMERICA
    Inventors: Masayuki Iimori, Michael David Hopper