Patents by Inventor Ralph Cowie

Ralph Cowie 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).

  • Progressive stamping die
    Patent number: 7055353
    Abstract: A progressive stamping die system and method of operation providing dimensionally accurate flat stamped parts. A biasing mechanism is provided in actual alignment with a coin punch member in order to accurately control the configuration and planar accuracy of the stamped parts being formed.
    Type: Grant
    Filed: July 28, 2004
    Date of Patent: June 6, 2006
    Inventor: Ralph Cowie
  • PROGRESSIVE STAMPING DIE
    Publication number: 20060021414
    Abstract: A progressive stamping die system and method of operation providing dimensionally accurate flat stamped parts. A biasing mechanism is provided in actual alignment with a coin punch member in order to accurately control the configuration and planar accuracy of the stamped parts being formed.
    Type: Application
    Filed: July 28, 2004
    Publication date: February 2, 2006
    Inventor: Ralph Cowie