Patents by Inventor Ian David MacFarlane

Ian David MacFarlane 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).

  • Loudspeaker driver
    Patent number: 6751329
    Abstract: A drive module for attachment to a rigid panel and adapted to apply bending wave energy at audio frequencies to the panel whereby the panel can radiate an audio output. The drive module has a housing adapted to be secured to the panel, at least one foot on the housing and adapted to fix the housing securely to the panel, an electro-mechanical transducer in the housing, a support for the transducer in the housing, the transducer being adapted to contact the panel to apply bending wave energy thereto when energized with an electrical audio signal, and an audio signal amplifier in the housing.
    Type: Grant
    Filed: September 19, 2001
    Date of Patent: June 15, 2004
    Assignee: New Transducers Limited
    Inventors: Martin Colloms, Ian David MacFarlane
  • Loudspeaker driver
    Publication number: 20020034314
    Abstract: A drive module for attachment to a rigid panel and adapted to apply bending wave energy at audio frequencies to the panel whereby the panel can radiate an audio output. The drive module has a housing adapted to be secured to the panel, at least one foot on the housing and adapted to fix the housing securely to the panel, an electromechanical transducer in the housing, a support for the transducer in the housing, the transducer being adapted to contact the panel to apply bending wave energy thereto when energized with an electrical audio signal, and an audio signal amplifier in the housing.
    Type: Application
    Filed: September 19, 2001
    Publication date: March 21, 2002
    Inventors: Martin Colloms, Ian David MacFarlane