Patents by Inventor Alex Kamara

Alex Kamara 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).

  • Lead frame with waffled front and rear surfaces
    Patent number: 5902959
    Abstract: A surface mount semiconductor package includes a semiconductor device, a metal pad on which the semiconductor device is mounted, and a housing formed of a flowable material which bonds to the metal pad and encapsulates the semiconductor device when cured, where the metal pad includes a waffled surface opposite the surface on which the semiconductor device is mounted for accepting solder between the metal pad and a substrate and for permitting solder wetting therebetween.
    Type: Grant
    Filed: June 11, 1997
    Date of Patent: May 11, 1999
    Assignee: International Rectifier Corporation
    Inventors: Peter R. Ewer, Alex Kamara, Kevin Smith, Mark Steers, Arthur Woodworth