Patents by Inventor Boris Povazay

Boris Povazay 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: 11865824
    Abstract: The invention relates to a device for the transfer of a transfer layer from a substrate, in particular from a growth substrate, to a carrier substrate.
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: January 9, 2024
    Assignee: EV Group E. Thallner GmbH
    Inventors: Venkata Raghavendra Subrahmanya Sarma Mokkapati, Boris Povazay, Thomas Uhrmann
  • Publication number: 20230395418
    Abstract: A method and a device for the separation of structures from a substrate. Furthermore, the invention relates to a method and a device for transferring structures from a first substrate to a second substrate.
    Type: Application
    Filed: March 30, 2021
    Publication date: December 7, 2023
    Applicant: EV Group E. Thallner GmbH
    Inventors: Boris Povazay, Venkata Raghavendra Subrahmanya Sarma Mokkapati
  • Publication number: 20230251580
    Abstract: The invention relates to a method and a device for the exposure of a photosensitive coating.
    Type: Application
    Filed: July 6, 2020
    Publication date: August 10, 2023
    Applicant: EV Group E. Thallner GmbH
    Inventors: Bernhard Thallner, Boris Povazay, Tobias Zenger, Thomas Uhrmann
  • Publication number: 20230211592
    Abstract: The invention relates to a device for the transfer of a transfer layer from a substrate, in particular from a growth substrate, to a carrier substrate.
    Type: Application
    Filed: April 20, 2020
    Publication date: July 6, 2023
    Applicant: EV Group E. Thallner GmbH
    Inventors: Venkata Raghavendra Subrahmanya Sarma Mokkapati, Boris Povazay, Thomas Uhrmann
  • Patent number: 11681228
    Abstract: A method for the exposure of image points of a photosensitive layer comprising a photosensitive material on a substrate by means of an optical system. The method including continuously moving the image points with respect to the optical system; and controlling a plurality of secondary beams by means of the optical system individually for individual exposures of each image point, whereby the secondary beams are put either into an ON state or into an OFF state, wherein a) secondary beams in the ON state produce an individual exposure of the image point assigned to the respective secondary beam and b) secondary beams in the OFF state do not produce any individual exposure of the image point assigned to the respective secondary beam; wherein, for the generation of image points with grey tones n>1, individual exposures are carried out by different secondary beams with individual doses D.
    Type: Grant
    Filed: June 19, 2018
    Date of Patent: June 20, 2023
    Assignee: EV Group E. Thallner GmbH
    Inventors: Bernhard Thallner, Boris Povazay
  • Patent number: 11534868
    Abstract: A method for separating a temporarily bonded substrate stack by bombardment of a joining layer of the substrate stack by means of laser beams emitted by a laser, characterised in that laser beams of the laser reflected and/or transmitted at the temporarily bonded substrate stack are detected during the bombardment of the joining layer with the laser beams. The invention also relates to a corresponding device.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: December 27, 2022
    Assignee: EV Group E. Thallner GmbH
    Inventors: Elisabeth Brandl, Boris Povazay, Thomas Uhrmann
  • Patent number: 11460777
    Abstract: A method and device for exposing a light-sensitive layer, said method comprising: generating at least one light ray by use of at least one light source, illuminating pixels of an exposure pattern by use of at least one micromirror device having a plurality of micromirrors with respective mirror intensity profiles, and overlaying the mirror intensity profiles of adjacent micromirrors to provide a pattern intensity profile of the exposure pattern by summing the mirror intensity profiles of each illuminated pixel of the exposure pattern.
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: October 4, 2022
    Assignee: EV Group E. Thallner GmbH
    Inventors: Bernhard Thallner, Boris Povazay
  • Publication number: 20220026196
    Abstract: The invention relates to a measuring device for determining a course of a bonding wave in a gap (3) between a first substrate (2) and a second substrate (4). Furthermore, the present invention relates to a corresponding method.
    Type: Application
    Filed: January 18, 2019
    Publication date: January 27, 2022
    Applicant: EV Group E. Thallner GmbH
    Inventors: Dominik ZINNER, Jürgen MALLINGER, Thomas PLACH, Boris POVAZAY, Harald ROHRINGER, Jürgen Markus SÜSS
  • Patent number: 11209739
    Abstract: A method and a device for aligning two lenses, wherein the method is directed to aligning first and second optical partial systems of an optical system, which are arranged so as to be located opposite to one another. The method includes the steps of: projecting alignment marks into a first image plane of the first optical partial system, projecting the alignment marks from the first image plane onto a sensitive surface of the second optical partial system, and aligning the optical partial systems relative to one another, such that projections of the alignment marks in a depth of field of the sensitive surface are imaged at ideal positions.
    Type: Grant
    Filed: February 22, 2018
    Date of Patent: December 28, 2021
    Assignee: EV Group E. Thallner GmbH
    Inventor: Boris Povazay
  • Publication number: 20210247697
    Abstract: A method for the exposure of image points of a photosensitive layer comprising a photosensitive material on a substrate by means of an optical system. The method including continuously moving the image points with respect to the optical system; and controlling a plurality of secondary beams by means of the optical system individually for individual exposures of each image point, whereby the secondary beams are put either into an ON state or into an OFF state, wherein a) secondary beams in the ON state produce an individual exposure of the image point assigned to the respective secondary beam and b) secondary beams in the OFF state do not produce any individual exposure of the image point assigned to the respective secondary beam; wherein, for the generation of image points with grey tones n>1, individual exposures are carried out by different secondary beams with individual doses D.
    Type: Application
    Filed: June 19, 2018
    Publication date: August 12, 2021
    Applicant: EV Group E. Thallner GmbH
    Inventors: Bernhard THALLNER, Boris POVAZAY
  • Patent number: 11040525
    Abstract: A method and apparatus for embossing micro-structures and/or nano-structures. The method includes the steps of providing a structured embossing roll having end faces; coupling a crosslinking radiation into the structured embossing roll which is transparent for the crosslinking radiation, wherein the embossing roll functions as a light guide for the coupled in crosslinking radiation; providing a carrier having an embossing compound applied thereto; contacting the embossing roll with the embossing compound; coupling the crosslinking radiation out of the embossing roll; and curing the embossing compound which has been acted upon by the coupled out crosslinking radiation via the embossing roll.
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: June 22, 2021
    Assignee: EV Group E. Thallner GmbH
    Inventors: Jozsef Krol, Boris Povazay
  • Publication number: 20210060710
    Abstract: A method for separating a temporarily bonded substrate stack by bombardment of a joining layer of the substrate stack by means of laser beams emitted by a laser, characterised in that laser beams of the laser reflected and/or transmitted at the temporarily bonded substrate stack are detected during the bombardment of the joining layer with the laser beams. The invention also relates to a corresponding device.
    Type: Application
    Filed: September 12, 2017
    Publication date: March 4, 2021
    Applicant: EV Group E. Thallner GmbH
    Inventors: Elisabeth BRANDL, Boris POVAZAY, Thomas UHRMANN
  • Patent number: 10852528
    Abstract: A method for exposing a light-sensitive layer to light using an optical system, wherein at least one light beam is generated by respectively at least one light source and pixels of an exposure pattern grid are illuminated by at least one micro-mirror device with a plurality of micro-mirrors. An affine distortion takes place, in particular a shearing, of the exposure pattern grid.
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: December 1, 2020
    Assignee: EV Group E. Thallner GmbH
    Inventors: Bernhard Thallner, Boris Povazay
  • Publication number: 20200174383
    Abstract: A method and a device for aligning two lenses, wherein the method is directed to aligning first and second optical partial systems of an optical system, which are arranged so as to be located opposite to one another. The method includes the steps of: projecting alignment marks into a first image plane of the first optical partial system, projecting the alignment marks from the first image plane onto a sensitive surface of the second optical partial system, and aligning the optical partial systems relative to one another, such that projections of the alignment marks in a depth of field of the sensitive surface are imaged at ideal positions.
    Type: Application
    Filed: February 22, 2018
    Publication date: June 4, 2020
    Applicant: EV Group E. Thallner GmbH
    Inventor: Boris Povazay
  • Patent number: 10656078
    Abstract: A metrology device includes a sound sample holder and an optical system. The sound sample holder is provided for applying sound waves to a first substrate stack surface of the substrate stack. The optical system include a source, a lens field, a beam splitter, and a detector. The source is provided for outputting electromagnetic radiation, which is split into at least one first beam path and one second beam path. The lens field is provided for applying the first beam path to a substrate stack measuring surface of the substrate stack. The beam splitter is provided for forming an interference radiation made up of the first and second beam paths of the electromagnetic radiation. The detector is provided for detecting the interference radiation.
    Type: Grant
    Filed: February 17, 2016
    Date of Patent: May 19, 2020
    Assignee: EV Group E. Thallner GmbH
    Inventors: Martin Eibelhuber, Markus Heilig, Boris Povazay
  • Publication number: 20200089121
    Abstract: A method and device for exposing a light-sensitive layer, said method comprising: generating at least one light ray by use of at least one light source, illuminating pixels of an exposure pattern by use of at least one micromirror device having a plurality of micromirrors with respective mirror intensity profiles, and overlaying the mirror intensity profiles of adjacent micromirrors to provide a pattern intensity profile of the exposure pattern by summing the mirror intensity profiles of each illuminated pixel of the exposure pattern.
    Type: Application
    Filed: December 20, 2016
    Publication date: March 19, 2020
    Applicant: EV Group E. Thallner GmbH
    Inventors: Bernhard Thallner, Boris Povazay
  • Publication number: 20200070496
    Abstract: A method and apparatus for embossing micro-structures and/or nano-structures. The method includes the steps of providing a structured embossing roll having end faces; coupling a crosslinking radiation into the structured embossing roll which is transparent for the crosslinking radiation, wherein the embossing roll functions as a light guide for the coupled in crosslinking radiation; providing a carrier having an embossing compound applied thereto; contacting the embossing roll with the embossing compound; coupling the crosslinking radiation out of the embossing roll; and curing the embossing compound which has been acted upon by the coupled out crosslinking radiation via the embossing roll.
    Type: Application
    Filed: October 23, 2017
    Publication date: March 5, 2020
    Applicant: EV Group E. Thallner GmbH
    Inventors: Jozsef Krol, Boris Povazay
  • Publication number: 20190293924
    Abstract: A method for exposing a light-sensitive layer to light using an optical system, wherein at least one light beam is generated by respectively at least one light source and pixels of an exposure pattern grid are illuminated by at least one micro-mirror device with a plurality of micro-mirrors. An affine distortion takes place, in particular a shearing, of the exposure pattern grid.
    Type: Application
    Filed: December 20, 2016
    Publication date: September 26, 2019
    Applicant: EV Group E. Thallner GmbH
    Inventors: Bernhard Thallner, Boris Povazay
  • Publication number: 20190025194
    Abstract: A metrology device and method for inspecting a substrate stack. The device includes sound application means for applying sound waves to a first substrate stack surface of the substrate stack, an optical system having a source for outputting electromagnetic radiation, which are split into at least one first beam path and one second beam path, means for loading a substrate stack measuring surface of the substrate stack, with the first beam path, interference means for forming an interference radiation made up of the first and second beam paths, a detector for detecting the interference radiation, and analysing means for analysing the interference radiation detected at the detector.
    Type: Application
    Filed: February 17, 2016
    Publication date: January 24, 2019
    Applicant: EV Group E. Thallner GmbH
    Inventors: Martin Eibelhuber, Markus Heilig, Boris Povazay
  • Patent number: 10024741
    Abstract: A measuring device for determining a pressure map during application of pressure to at least one measurement layer between a first pressure body and a second pressure body the measuring device comprising: (i) at least one transmitter located on one peripheral edge of the measurement layer for emission of signals in the form of electromagnetic waves along a first signal route which runs through the measurement layer and at least one other signal route which runs through the measurement layer, and (ii) at least one receiver located on the peripheral edge for reception of the signals of the first signal route and other signal route(s), which signals are sent by the transmitter through the measurement layer and can be changed when pressure is applied. Furthermore this invention relates to a corresponding method.
    Type: Grant
    Filed: June 5, 2013
    Date of Patent: July 17, 2018
    Assignee: EV GROUP E. THALLNER GMBH
    Inventors: Boris Povazay, Antun Peic