Patents by Inventor Andrei Konstantinov

Andrei Konstantinov 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).

  • Semiconductor device having a passivation layer
    Patent number: 5650638
    Abstract: A semiconductor device comprises at least one semiconductor layer (1-3) of SiC and a layer (6) applied on at least a portion of an edge surface (19) of said SiC-layer so as to passivate this edge surface portion. At least the portion of said passivation layer closest to said edge surface portion of the SiC-layer is made of a first crystalline material, and the passivation layer comprises a portion made of a second material having AIN as only component or as a major component of a crystalline alloy constituting said second material.
    Type: Grant
    Filed: May 8, 1995
    Date of Patent: July 22, 1997
    Assignee: ABB Research Ltd.
    Inventors: Christopher Harris, Andrei Konstantinov, Erik Janzen