Patents by Inventor Andreas Fehkuhrer

Andreas Fehkuhrer 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).

  • Patent number: 11742205
    Abstract: A method and device for bonding a first substrate with a second substrate inside a sealed bonding chamber. The method includes: a) fixing of the first and second substrates, b) arranging of the first and second substrates, c) mutual approaching of the first and second substrates, d) contacting the first and second substrates at respective bond initiation points, e) generating a bonding wave running from the bond initiation points to side edges of the substrates, and f) influencing the bonding wave during course of the bonding wave, wherein targeted influencing of the bonding wave takes place by a regulated and/or controlled change of pressure inside the bonding chamber.
    Type: Grant
    Filed: July 16, 2021
    Date of Patent: August 29, 2023
    Assignee: EV Group E. Thallner GmbH
    Inventors: Thomas Wagenleitner, Andreas Fehkuhrer
  • Publication number: 20210343530
    Abstract: A method and device for bonding a first substrate with a second substrate inside a sealed bonding chamber. The method includes: a) fixing of the first and second substrates, b) arranging of the first and second substrates, c) mutual approaching of the first and second substrates, d) contacting the first and second substrates at respective bond initiation points, e) generating a bonding wave running from the bond initiation points to side edges of the substrates, and f) influencing the bonding wave during course of the bonding wave, wherein targeted influencing of the bonding wave takes place by a regulated and/or controlled change of pressure inside the bonding chamber.
    Type: Application
    Filed: July 16, 2021
    Publication date: November 4, 2021
    Applicant: EV Group E. Thallner GmbH
    Inventors: Thomas Wagenleitner, Andreas Fehkuhrer
  • Patent number: 11101132
    Abstract: A method and device for bonding a first substrate with a second substrate inside a sealed bonding chamber. The method includes: a) fixing of the first and second substrates, b) arranging of the first and second substrates, c) mutual approaching of the first and second substrates, d) contacting the first and second substrates at respective bond initiation points, e) generating a bonding wave running from the bond initiation points to side edges of the substrates, and f) influencing the bonding wave during course of the bonding wave, wherein targeted influencing of the bonding wave takes place by a regulated and/or controlled change of pressure inside the bonding chamber.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: August 24, 2021
    Assignee: EV Group E. Thallner GmbH
    Inventors: Thomas Wagenleitner, Andreas Fehkuhrer
  • Publication number: 20200286733
    Abstract: A method and device for bonding a first substrate with a second substrate inside a sealed bonding chamber. The method includes: a) fixing of the first and second substrates, b) arranging of the first and second substrates, c) mutual approaching of the first and second substrates, d) contacting the first and second substrates at respective bond initiation points, e) generating a bonding wave running from the bond initiation points to side edges of the substrates, and f) influencing the bonding wave during course of the bonding wave, wherein targeted influencing of the bonding wave takes place by a regulated and/or controlled change of pressure inside the bonding chamber.
    Type: Application
    Filed: May 21, 2020
    Publication date: September 10, 2020
    Applicant: EV Group E. Thallner GmbH
    Inventors: Thomas Wagenleitner, Andreas Fehkuhrer
  • Patent number: 10755930
    Abstract: A method and device for bonding a first substrate with a second substrate inside a sealed bonding chamber. The method includes: a) fixing of the first and second substrates, b) arranging of the first and second substrates, c) mutual approaching of the first and second substrates, d) contacting the first and second substrates at respective bond initiation points, e) generating a bonding wave running from the bond initiation points to side edges of the substrates, and f) influencing the bonding wave during course of the bonding wave, wherein targeted influencing of the bonding wave takes place by a regulated and/or controlled change of pressure inside the bonding chamber.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: August 25, 2020
    Assignee: EV Group E. Thallner GmbH
    Inventors: Thomas Wagenleitner, Andreas Fehkuhrer
  • Patent number: 10755929
    Abstract: A method and a device for bonding a first substrate with a second substrate inside a sealed bonding chamber. The method includes: a) fixing of the first and second substrates, b) arranging of the first and second substrates, c) mutual approaching of the first and second substrates, d) contacting the first and second substrates at respective bond initiation points, e) generating a bonding wave running from the bond initiation points to side edges of the substrates, and f) influencing the bonding wave during course of the bonding wave, wherein targeted influencing of the bonding wave takes place by a regulated and/or controlled change of pressure inside the bonding chamber.
    Type: Grant
    Filed: February 16, 2016
    Date of Patent: August 25, 2020
    Assignee: EV Group E. Thallner GmbH
    Inventors: Thomas Wagenleitner, Andreas Fehkuhrer
  • Publication number: 20200203165
    Abstract: A method and device for bonding a first substrate with a second substrate inside a sealed bonding chamber. The method includes: a) fixing of the first and second substrates, b) arranging of the first and second substrates, c) mutual approaching of the first and second substrates, d) contacting the first and second substrates at respective bond initiation points, e) generating a bonding wave running from the bond initiation points to side edges of the substrates, and f) influencing the bonding wave during course of the bonding wave, wherein targeted influencing of the bonding wave takes place by a regulated and/or controlled change of pressure inside the bonding chamber.
    Type: Application
    Filed: March 5, 2020
    Publication date: June 25, 2020
    Applicant: EV Group E. Thallner GmbH
    Inventors: Thomas Wagenleitner, Andreas Fehkuhrer
  • Patent number: 10475672
    Abstract: A device and method for at least partial loosening of a connecting layer of a temporarily bonded substrate stack. The device has at least one ring, whereby the substrate stack can be placed within the at least one ring, the at least one ring having a plurality of nozzles. The nozzles are arranged distributed at least over a portion of the periphery of the at least one ring, the nozzles directed onto the connecting layer. The device sprays solvent from the nozzles onto an edge area of the connecting layer.
    Type: Grant
    Filed: November 3, 2015
    Date of Patent: November 12, 2019
    Assignee: EV Group E. Thallner GmbH
    Inventor: Andreas Fehkuhrer
  • Publication number: 20190148148
    Abstract: A method and a device for bonding a first substrate with a second substrate inside a sealed bonding chamber. The method includes: a) fixing of the first and second substrates, b) arranging of the first and second substrates, c) mutual approaching of the first and second substrates, d) contacting the first and second substrates at respective bond initiation points, e) generating a bonding wave running from the bond initiation points to side edges of the substrates, and f) influencing the bonding wave during course of the bonding wave, wherein targeted influencing of the bonding wave takes place by a regulated and/or controlled change of pressure inside the bonding chamber.
    Type: Application
    Filed: February 16, 2016
    Publication date: May 16, 2019
    Applicant: EV Group E. Thallner GmbH
    Inventors: Thomas Wagenleitner, Andreas Fehkuhrer
  • Publication number: 20190109034
    Abstract: A method and device for temporarily bonding a product substrate to a carrier substrate. The method includes a) applying a bonding adhesive to the product substrate and/or the carrier substrate to form a bonding adhesive layer having first and second areas; b) connecting the carrier substrate to the product substrate via the bonding adhesive layer; and c) after step b), hardening only the first area of the bonding adhesive layer, wherein the second area of the bonding adhesive layer is not hardened or at least is not substantially hardened.
    Type: Application
    Filed: April 4, 2017
    Publication date: April 11, 2019
    Applicant: EV Group E. Thallner GmbH
    Inventor: Andreas Fehkuhrer
  • Patent number: 10049902
    Abstract: A substrate stack holder, a container comprising a plurality of substrate stack holders, and a method for parting a substrate stack. The substrate stack holder includes (a) a holding and separating device for (i) holding a substrate stack during a parting process in which the substrate stack is split into a first substrate stack part and a second substrate stack part, said substrate stack comprised of a first substrate, a second substrate, and a connecting region therebetween, and (ii) separating the first substrate stack part from the second substrate stack part after the parting process; and (b) a fixing device for receiving and fixing the separated first and second substrate stack parts.
    Type: Grant
    Filed: August 19, 2015
    Date of Patent: August 14, 2018
    Assignee: EV GROUP E. THALLNER GMBH
    Inventor: Andreas Fehkuhrer
  • Publication number: 20180174832
    Abstract: A method and device for coating a substrate with a film layer. The device comprises application means for applying a thermoplastic film layer material and distribution means for distributing the film layer material on the substrate for the formation of the film layer.
    Type: Application
    Filed: October 22, 2015
    Publication date: June 21, 2018
    Applicant: EV Group E. Thallner GmbH
    Inventor: Andreas Fehkuhrer
  • Publication number: 20180096962
    Abstract: A method for bonding a first substrate with a second substrate, characterized in that the first substrate and/or the second substrate is/are thinned before the bonding.
    Type: Application
    Filed: November 22, 2017
    Publication date: April 5, 2018
    Applicant: EV Group E. Thallner GmbH
    Inventor: Andreas Fehkuhrer
  • Patent number: 9922862
    Abstract: A device for detaching a first substrate from a second substrate in a detaching direction (L) with: at least two elements guided crosswise to the detaching direction (L) and in a radial direction (R) to the first substrate for clamping the first substrate crosswise to the detaching direction (L), a substrate holding device for holding the second substrate, and detaching means for detaching the first substrate from the second substrate by moving the first substrate, attached by the clamping elements, in the detaching direction (L) and/or by moving the substrate holding device opposite to the detaching direction (L). In addition, this invention relates to a corresponding method.
    Type: Grant
    Filed: January 28, 2014
    Date of Patent: March 20, 2018
    Assignee: EV GROUP E. THALLNER GMBH
    Inventor: Andreas Fehkuhrer
  • Publication number: 20180040489
    Abstract: A device and method for at least partial loosening of a connecting layer of a temporarily bonded substrate stack. The device has at least one ring, whereby the substrate stack can be placed within the at least one ring, the at least one ring having a plurality of nozzles. The nozzles are arranged distributed at least over a portion of the periphery of the at least one ring, the nozzles directed onto the connecting layer. The device sprays solvent from the nozzles onto an edge area of the connecting layer.
    Type: Application
    Filed: November 3, 2015
    Publication date: February 8, 2018
    Applicant: EV Group E. Thallner GmbH
    Inventor: Andreas FEHKÜHRER
  • Patent number: 9859246
    Abstract: A method for bonding a first substrate with a second substrate, characterized in that the first substrate and/or the second substrate is/are thinned before the bonding.
    Type: Grant
    Filed: December 18, 2014
    Date of Patent: January 2, 2018
    Assignee: EV GROUP E. THALLNER GMBH
    Inventor: Andreas Fehkuhrer
  • Publication number: 20170316962
    Abstract: A substrate stack holder and a container comprising a multiplicity of such substrate stack holders as well as a method for parting a substrate stack.
    Type: Application
    Filed: August 19, 2015
    Publication date: November 2, 2017
    Applicant: EV GROUP E. THALLNER GMBH
    Inventor: Andreas FEHKUHRER
  • Patent number: 9786487
    Abstract: A method for temporary coating of cavities, which at least partially run through a semiconductor substrate and are provided for a permanent coating and/or equipping, with a temporarily applied coating material before processing steps for processing at least one surface of the semiconductor substrate. In addition, a method for removing a temporary coating of cavities of a semiconductor substrate, whereby the coating is applied according to a previously-mentioned method and whereby, in particular immediately afterwards, a permanent coating and/or equipping of the cavities is carried out.
    Type: Grant
    Filed: January 9, 2015
    Date of Patent: October 10, 2017
    Assignee: EV GROUP E. THALLNER GMBH
    Inventor: Andreas Fehkuhrer
  • Publication number: 20160365241
    Abstract: A method for temporary coating of cavities, which at least partially run through a semiconductor substrate and are provided for a permanent coating and/or equipping, with a temporarily applied coating material before processing steps for processing at least one surface of the semiconductor substrate. In addition, a method for removing a temporary coating of cavities of a semiconductor substrate, whereby the coating is applied according to a previously-mentioned method and whereby, in particular immediately afterwards, a permanent coating and/or equipping of the cavities is carried out.
    Type: Application
    Filed: January 9, 2015
    Publication date: December 15, 2016
    Applicant: EV GROUP E. THALLNER GMBH
    Inventor: Andreas FEHKUHRER
  • Publication number: 20160358881
    Abstract: A method for bonding a first substrate with a second substrate, characterized in that the first substrate and/or the second substrate is/are thinned before the bonding.
    Type: Application
    Filed: December 18, 2014
    Publication date: December 8, 2016
    Applicant: EV GROUP E. THALLNER GMBH
    Inventor: Andreas FEHKUHRER