Patents by Inventor Anita Risberg

Anita Risberg 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).

  • Method for the controlled oxidiation of materials
    Patent number: 6555407
    Abstract: A method of carrying out the controlled oxidation of A material, such as Al(Ga)As is oxidized in a controlled manner placing it in a reactor, and causing a carrier gas containing an oxidizing vapour, such as water, at a controlled partial pressure to flow over the oxidizable Material. In this way, the reaction process can be made sensitive to only one variable.
    Type: Grant
    Filed: October 20, 2000
    Date of Patent: April 29, 2003
    Assignee: Zarlink Semiconductor AB
    Inventors: Nicolae Pantazi Chitica, Fredrik Salomonsson, Anita Risberg