Patents by Inventor David Pok Kwan

David Pok Kwan 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).

  • Micro-slot antenna
    Patent number: 6445906
    Abstract: An antenna (100) includes a rectangular dielectric substrate (102); and a U-shaped conductive strip attached to a first surface of the substrate, the U-shaped conductive strip having two side members (202, 203), each about one-eighth a predetermined wavelength in length, and an end member (204) forming a substantially rectangular slot (206) extending parallel to the long edges of the substrate, the slot closed at a first end (212) by the end member, and open at a second end (208).
    Type: Grant
    Filed: September 30, 1999
    Date of Patent: September 3, 2002
    Assignee: Motorola, Inc.
    Inventors: Henry Hoang Nguyen, David Pok Kwan, Michael Scott Pieper