Patents by Inventor Anders Sandgren

Anders Sandgren 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).

  • Patent number: 6208301
    Abstract: An antenna device (1) for portable communication equipment and comprising an extendable elongated antenna element (2) which at its lower part comprises a peg element (6) and which is slidable inside a sleeve (5) between an extended position and a retracted position, wherein the sleeve (5) is rigid and the peg element (6) is provided with a resilient engagement portion at a free end of the peg element, said sleeve (5) on the inside being provided with an abutment (9) for co-operation with a corresponding shoulder (9′) on the elongated antenna element (6), said shoulder being located between the contact surface and the upper end of the elongated antenna element.
    Type: Grant
    Filed: January 3, 2000
    Date of Patent: March 27, 2001
    Assignee: Allgon AB
    Inventors: Anders Sandgren, Magnus Bjornberg, Ulf Palin, Carl Jonasson