Patents by Inventor Rolf-P. Vollersten

Rolf-P. Vollersten 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 of reliability testing
    Patent number: 6806720
    Abstract: A method of reliability testing is disclosed. A critical breakdown resistance of a device is determined. The test structure is subjected to stress conditions and electrically tested. The critical breakdown time of the test structure is recorded when the operating resistance of the test structure is equal or smaller than the critical breakdown resistance.
    Type: Grant
    Filed: November 29, 2002
    Date of Patent: October 19, 2004
    Assignee: Infineon Technologies Aktiengesellschaft
    Inventor: Rolf-P. Vollersten