Patents by Inventor Guenther Zaeschmar

Guenther Zaeschmar 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 attaching LED chip to a header
    Patent number: 4271584
    Abstract: A method of fabricating light emitting diodes to prevent degradation caused y thermally induced stress. A voltage is applied across the chip to cause it to bend to a prestressed condition while it is being soldered to the header. The biasing voltage applied is continued until after the heat is removed and the solder cooled leaving the diode in the prestressed condition.
    Type: Grant
    Filed: December 4, 1978
    Date of Patent: June 9, 1981
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventor: Guenther Zaeschmar