Patents by Inventor Peter Christmas

Peter Christmas 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).

  • Drum tuning device
    Patent number: 8253002
    Abstract: A drum tuning device (10) comprises a drive head (14) adapted to engage a head of a drum skin tension control device, a motor (24, see FIG. 6) for rotating the drive head and control means for controlling rotation of the drive head. The control means includes three push buttons (16,18,20), which each control rotation of the drive head (14) to different pre-selectable angles of rotation.
    Type: Grant
    Filed: July 30, 2008
    Date of Patent: August 28, 2012
    Inventor: Peter Christmas
  • Drum Tuning Device
    Publication number: 20110154973
    Abstract: A drum tuning device (10) comprises a drive head (14) adapted to engage a head of a drum skin tension control device, a motor (24, see FIG. 6) for rotating the drive head and control means for controlling rotation of the drive head. The control means includes three push buttons (16,18,20), which each control rotation of the drive head (14) to different pre-selectable angles of rotation.
    Type: Application
    Filed: July 30, 2008
    Publication date: June 30, 2011
    Inventor: Peter Christmas