Patents by Inventor Sy Prestwitch

Sy Prestwitch 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).

  • Antenna for portable computers
    Patent number: 6181284
    Abstract: An antenna system for a portable computer allows communication between a portable computer and a wireless communication system to be established. The antenna is placed in a use position when the computer is opened to facilitate wireless communication and the antenna is placed in a storage position when the computer is closed. In the storage position, the antenna is placed in a storage compartment in the base unit of the computer. Additionally, the antenna has a first position in which the antenna is generally linearly aligned and a second position in which the antenna is positioned at approximately a 90° angle.
    Type: Grant
    Filed: May 28, 1999
    Date of Patent: January 30, 2001
    Assignee: 3 Com Corporation
    Inventors: Brent D. Madsen, Jeffrey L. Jones, Dirk Ostermiller, Sy Prestwitch, Ryan Kunz