Patents by Inventor Dariush Mirshekarl-Syahkal

Dariush Mirshekarl-Syahkal 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).

  • Microwave filter
    Patent number: 6686815
    Abstract: A filter element comprising a conductive element mounted in a conductive housing, the conductive element and conductive housing arranged such that the conductive element is electrically coupled to the conductive housing at one end of the element and capacitively coupled to the conductive housing at the opposite end of the element with a solid dielectric element disposed around a length of the conductive element.
    Type: Grant
    Filed: June 19, 2002
    Date of Patent: February 3, 2004
    Assignee: Nokia Corporation
    Inventors: Dariush Mirshekarl-Syahkal, Joseph Chuma