Patents by Inventor James Frederick Giebeler

James Frederick Giebeler 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).

  • Reverberating mechanical siren
    Patent number: 7066106
    Abstract: A small light mechanical siren for mobile emergency equipment which utilize spiral rebound ramps in the rotor to produce a loud penetrating square form spiral sound wave, enabling effective warning without contributing to noise pollution.
    Type: Grant
    Filed: April 8, 2003
    Date of Patent: June 27, 2006
    Inventor: James Frederick Giebeler
  • Reverberating mechanical siren
    Publication number: 20040200401
    Abstract: A small light mechanical siren for mobile emergency equipment which utilize spiral rebound ramps in the rotor to produce a loud penetrating square form spiral sound wave enabling effective warning without contributing to noise pollution.
    Type: Application
    Filed: April 8, 2003
    Publication date: October 14, 2004
    Inventor: James Frederick Giebeler