Patents by Inventor Desmond Riedel

Desmond Riedel 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).

  • Centrifugal fan
    Patent number: 7008189
    Abstract: A centrifugal fan and a rotor for a centrifugal fan comprising axial blades, straight blades, and a hub having a radius that increases as a function of distance from the fan inlet.
    Type: Grant
    Filed: April 7, 2003
    Date of Patent: March 7, 2006
    Assignee: Minebea Co., Ltd.
    Inventors: Yousef Jarrah, Desmond Riedel
  • Centrifugal fan
    Publication number: 20040197192
    Abstract: A centrifugal fan and a rotor for a centrifugal fan comprising axial blades, straight blades, and a hub having a radius that increases as a function of distance from the fan inlet.
    Type: Application
    Filed: April 7, 2003
    Publication date: October 7, 2004
    Applicant: Minebea Co., Inc.
    Inventors: Yousef Jarrah, Desmond Riedel