Patents by Inventor Amir Amighi

Amir Amighi 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).

  • Portable message sign
    Patent number: 6101750
    Abstract: A changeable portable, solar powered message sign is disclosed which offers reduced power consumption and enhanced visibility to intended observers especially during the difficult hours about dawn and dusk. The system features character matrices and two independent types of pixel defining systems. The system also includes an automatic solar tracking and control system.
    Type: Grant
    Filed: April 10, 1998
    Date of Patent: August 15, 2000
    Assignee: Power Engineering & Mfg., Inc.
    Inventors: James L. Blesener, Amir Amighi