Patents by Inventor Erwin Hager

Erwin Hager 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).

  • Winding arrangement of a coil
    Patent number: 6271743
    Abstract: To simplify coil production, in particular coils used for high-voltage transformers, a conductor is wound on to a winding form. The conductor comprises a plurality of conductor portions. The conductor portions overlap one another partially and are insulated from one another. A conductor and a winding arrangement can be produce with this method.
    Type: Grant
    Filed: May 22, 1998
    Date of Patent: August 7, 2001
    Assignee: Siemens Aktiengesellschaft
    Inventors: Walter Müller, Gerhard Döll, Erwin Hager
  • Winding arrangement of a coil
    Patent number: 5764122
    Abstract: To simplify coil production, in particular coils used for high-voltage transformers, a conductor is wound on to a winding form. The conductor comprises a plurality of conductor portions. The conductor portions overlap one another partially and are insulated from one another. A conductor and a winding arrangement can be produce with this method.
    Type: Grant
    Filed: November 7, 1994
    Date of Patent: June 9, 1998
    Assignee: Siemens Aktiengesellschaft
    Inventors: Walter Muller, Gerhard Doll, deceased, Helga Luise Friederike Doll, heir, Rudiger Gunther Doll, heir, Achim Vitus Doll, heir, Erwin Hager