Patents by Inventor Alexander ZWAHLEN

Alexander ZWAHLEN 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).

  • Bending machine and method for controlling the bending machine
    Patent number: 11565297
    Abstract: A method and a correspondingly configured bending machine are described, wherein a setting of the bending machine is first calculated on the basis of a mathematical model and subsequently corrected on the basis of stored data sets on previous bending operations and their correction values.
    Type: Grant
    Filed: October 23, 2019
    Date of Patent: January 31, 2023
    Assignee: HÄUSLER HOLDING AG
    Inventor: Alexander Zwahlen
  • Process for providing fluorescence to a dental ceramic body
    Patent number: 11166882
    Abstract: A process for providing fluoresence to a dental ceramic body by treating at least a portion of the outer surface of the dental ceramic body or a precursor thereof with a bismuth containing substance, characterized by the steps of placing the dental ceramic body or the precursor thereof into a closeable container, in particular a crucible; generating a bismuth containing atmosphere in the container and exposing at least a portion of the outer surface of the dental ceramic body or of the precursor to the bismuth containing atmosphere at a temperature above 1000° C.
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: November 9, 2021
    Assignee: STRAUMANN HOLDING AG
    Inventors: Alexander Zwahlen, Marc Stephan
  • PROCESS FOR PROVIDING FLUORESCENCE TO A DENTAL CERAMIC BODY
    Publication number: 20200247723
    Abstract: A process for providing fluoresence to a dental ceramic body by treating at least a portion of the outer surface of the dental ceramic body or a precursor thereof with a bismuth containing substance, characterized by the steps of placing the dental ceramic body or the precursor thereof into a closeable container, in particular a crucible; generating a bismuth containing atmosphere in the container and exposing at least a portion of the outer surface of the dental ceramic body or of the precursor to the bismuth containing atmosphere at a temperature above 1000° C.
    Type: Application
    Filed: April 24, 2020
    Publication date: August 6, 2020
    Applicant: STRAUMANN HOLDING AG
    Inventors: Alexander ZWAHLEN, Marc STEPHAN
  • Process for providing fluorescence to a dental ceramic body
    Patent number: 10662120
    Abstract: A process for providing fluoresence to a dental ceramic body by treating at least a portion of the outer surface of the dental ceramic body or a precursor thereof with a bismuth containing substance, characterized by the steps of placing the dental ceramic body or the precursor thereof into a closeable container, in particular a crucible; generating a bismuth containing atmosphere in the container and exposing at least a portion of the outer surface of the dental ceramic body or of the precursor to the bismuth containing atmosphere at a temperature above 1000° C.
    Type: Grant
    Filed: February 5, 2016
    Date of Patent: May 26, 2020
    Assignee: STRAUMANN HOLDING AG
    Inventors: Alexander Zwahlen, Marc Stephan
  • Bending Machine and Method for Controlling the Bending Machine
    Publication number: 20200122212
    Abstract: A method and a correspondingly configured bending machine are described, wherein a setting of the bending machine is first calculated on the basis of a mathematical model and subsequently corrected on the basis of stored data sets on previous bending operations and their correction values.
    Type: Application
    Filed: October 23, 2019
    Publication date: April 23, 2020
    Inventor: Alexander Zwahlen
  • PROCESS FOR PROVIDING FLUORESCENCE TO A DENTAL CERAMIC BODY
    Publication number: 20180029943
    Abstract: A process for providing fluoresence to a dental ceramic body by treating at least a portion of the outer surface of the dental ceramic body or a precursor thereof with a bismuth containing substance, characterized by the steps of placing the dental ceramic body or the precursor thereof into a closeable container, in particular a crucible; generating a bismuth containing atmosphere in the container and exposing at least a portion of the outer surface of the dental ceramic body or of the precursor to the bismuth containing atmosphere at a temperature above 1000° C.
    Type: Application
    Filed: February 5, 2016
    Publication date: February 1, 2018
    Applicant: STRAUMANN HOLDING AG
    Inventors: Alexander ZWAHLEN, Marc STEPHAN