Patents by Inventor Armin Zehner

Armin Zehner 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 producing reflectors from glass or glass ceramics
    Patent number: 7765832
    Abstract: The invention provides a method of producing reflectors from glass or glass ceramics comprising the steps of: molding a reflector being open to the outside and having a closed bottom in a mold at a temperature above the transformation temperature; placing the reflector in a recess of a holder; heating up the reflector in the area of its bottom; lifting the bottom of the reflector from below using a die; punching out at least one opening from the bottom by moving at least one plunger into at least one matching opening in the die.
    Type: Grant
    Filed: May 8, 2007
    Date of Patent: August 3, 2010
    Assignee: Schott AG
    Inventors: Hans-Walter Abraham, Armin Zehner, Gernot Frei, Hans-Juergen Klein, Thomas Niklos, Ulrich Zirfas, Willi Mattheis
  • Method of producing reflectors from glass or glass ceramics
    Publication number: 20080174034
    Abstract: The invention provides a method of producing reflectors from glass or glass ceramics comprising the steps of: molding a reflector being open to the outside and having a closed bottom in a mold at a temperature above the transformation temperature; placing the reflector in a recess of a holder; heating up the reflector in the area of its bottom; lifting the bottom of the reflector from below using a die; punching out at least one opening from the bottom by moving at least one plunger into at least one matching opening in the die.
    Type: Application
    Filed: May 8, 2007
    Publication date: July 24, 2008
    Inventors: Hans-Walter Abraham, Armin Zehner, Gernot Frei, Hans-Juergen Klein, Thomas Niklos, Ulrich Zirfas, Willi Mattheis