Patents by Inventor Geoffrey Philip Fisher

Geoffrey Philip Fisher 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 and means for heat treating cutting tools
    Patent number: 6632302
    Abstract: Apparatus for heat treating a cutting tool comprises a furnace and a tool holder within the furnace adapted to receive therein a first portion of the tool, a second portion of the tool projecting from the tool holder, the second portion of the tool being directly exposed to radiant heat from at least one radiant heating element within the furnace with the first portion of the tool being shielded from the radiant heat.
    Type: Grant
    Filed: July 27, 2001
    Date of Patent: October 14, 2003
    Inventors: Geoffrey Philip Fisher, Richard Mark Lill, Edgar Dabill, Martin John Monaghan, Jonathan Clifford Oates, Graham Monteith Smith
  • Method and means for heat treating cutting tools
    Publication number: 20020157739
    Abstract: Apparatus for heat treating a cutting tool comprises a furnace and a tool holder within the furnace adapted to receive therein a first portion of the tool, a second portion of the tool projecting from the tool holder, the second portion of the tool being directly exposed to radiant heat from at least one radiant heating element within the furnace with the first portion of the tool being shielded from the radiant heat.
    Type: Application
    Filed: July 27, 2001
    Publication date: October 31, 2002
    Inventors: Geoffrey Philip Fisher, Richard Mark Lill, Edgar Dabill, Martin John Monaghan, Jonathan Clifford Oates, Graham Monteith Smith