Patents by Inventor Dieter Zahn

Dieter Zahn 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).

  • Ophthalmic lens comprising a unique lens identification code
    Patent number: 9274350
    Abstract: An ophthalmic lens (1) has a front surface (2) and a rear surface, each of the front and rear surfaces comprising a central optical zone (4) which is surrounded by a peripheral zone (3). The ophthalmic lens (1) further comprises a unique lens identification code which is arranged in the peripheral zone (3) of one of said front and rear surfaces. The unique lens identification code has the form of an N×M dot matrix (5) comprising N rows and M columns of matrix elements (50), and the N×M dot matrix (5) represents a binary code.
    Type: Grant
    Filed: December 11, 2013
    Date of Patent: March 1, 2016
    Assignee: NOVARTIS AG
    Inventors: Rene Ochrombel, Jochen Koehler, Dieter Zahn, Roger Biel
  • OPHTHALMIC LENS COMPRISING A UNIQUE LENS IDENTIFICATION CODE
    Publication number: 20140168600
    Abstract: An ophthalmic lens (1) has a concave front surface (2) and a convex rear surface, each of the front and rear surfaces comprising a central optical zone (4) which is surrounded by a peripheral zone (3). The ophthalmic lens (1) further comprises a unique lens identification code which is arranged in the peripheral zone (3) of one of said front and rear surfaces. The unique lens identification code has the form of an N×M dot matrix (5) comprising N rows and M columns of matrix elements (50), and the N×M dot matrix (5) represents a binary code.
    Type: Application
    Filed: December 11, 2013
    Publication date: June 19, 2014
    Applicant: Novartis AG
    Inventors: Rene Ochrombel, Jochen Koehler, Dieter Zahn, Roger Biel
  • Method for marking a laminated film material
    Publication number: 20060008743
    Abstract: The invention relates to a method for marking a laminated film material comprising at least a metal film and a plastic film material affixed to it by means of an adhesive. To ensure that the marking of the film withstands any subsequent process steps, such as sterilization of the packaging, and is visually appealing, it is envisaged that the plastic film material be removed and/or visibly changed in structure by laser.
    Type: Application
    Filed: September 12, 2005
    Publication date: January 12, 2006
    Inventors: Egbert Jux, Renata Schroeter, Dieter Zahn
  • Method for marking a laminated film material
    Publication number: 20010036537
    Abstract: The invention relates to a method for marking a laminated film material comprising at least a metal film and a plastic film material affixed to it by means of an adhesive. To ensure that the marking of the film withstands any subsequent process steps, such as sterilization of the packaging, and is visually appealing, it is envisaged that the plastic film material be removed and/or visibly changed in structure by laser.
    Type: Application
    Filed: January 22, 2001
    Publication date: November 1, 2001
    Inventors: Egbert Jux, Renata Schroeter, Dieter Zahn