Patents by Inventor Andrew James Retsema

Andrew James Retsema 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).

  • Dishwasher and motor cavity sound attenuator
    Patent number: 7409959
    Abstract: A dishwasher with a sound attenuator for attenuating the sound emanating from a motor cavity of the dishwasher. The sound attenuator comprising a sound absorber and a sound barrier. The sound absorber absorbing sound in the motor cavity with the sound barrier blocking the unabsorbed sound from escaping.
    Type: Grant
    Filed: October 29, 2003
    Date of Patent: August 12, 2008
    Assignee: Whirlpool Corporation
    Inventor: Andrew James Retsema