Patents by Inventor Stefan Bangert

Stefan Bangert 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).

  • Publication number: 20240117484
    Abstract: An evaporation apparatus is described, particularly for evaporating a reactive material such as lithium. The evaporation apparatus includes an evaporation crucible for evaporating a liquid material, a material conduit for supplying the liquid material to the evaporation crucible, and a valve configured to close the material conduit by solidifying a part of the liquid material in the material conduit with a cooling device. The valve may include a cooling gas supply for a cooling gas, and the cooling device may be configured to cool the liquid material with the cooling gas. Further described are a vapor deposition apparatus for coating a substrate as well as an evaporation method.
    Type: Application
    Filed: December 15, 2023
    Publication date: April 11, 2024
    Inventors: Wolfgang BUSCHBECK, Stefan BANGERT
  • Patent number: 11905589
    Abstract: One or more heating assemblies for a material deposition apparatus for pre-heating a substrate before entering a material deposition area and/or for post-heating the substrate after exiting the material deposition area are described.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: February 20, 2024
    Assignee: Applied Materials, Inc.
    Inventors: Andreas Lopp, Stefan Bangert, Wolfgang Buschbeck
  • Patent number: 11906087
    Abstract: A flanged joint is described. The flanged joint has a first flange member with a first sealing surface and a second flange member with a second sealing surface. The flanged joint further has a hollow-metal gasket between the first flange member and the second flange member, and a spacer between the first flange member and the second flange member. The spacer defines a minimum distance between the first flange member and the second flange member. The flanged joint can be configured to seal a metal-conveying volume.
    Type: Grant
    Filed: September 18, 2020
    Date of Patent: February 20, 2024
    Assignee: Applied Materials, Inc.
    Inventors: Lukas Kremser, Andreas Sauer, Stefan Bangert
  • Patent number: 11732345
    Abstract: A vapor deposition apparatus is described. The vapor deposition apparatus includes a substrate support for supporting a substrate to be coated; a vapor source with a plurality of nozzles for directing vapor toward the substrate support through a vapor propagation volume; and a heatable shield extending from the vapor source toward the substrate support. The heatable shield surrounds the vapor propagation volume at least partially and includes an edge exclusion portion for masking areas of the substrate not to be coated. The substrate support may be a rotatable drum with a curved drum surface, and the vapor deposition apparatus may be configured to move the substrate on the curved drum surface past the vapor source in a circumferential direction.
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: August 22, 2023
    Assignee: APPLIED MATERIALS, INC.
    Inventors: Stefan Bangert, Andreas Lopp
  • Patent number: 11718904
    Abstract: A mask arrangement for masking a substrate in a processing chamber is provided. The mask arrangement includes a mask frame having one or more frame elements and is configured to support a mask device, wherein the mask device is connectable to the mask frame; and at least one actuator connectable to at least one frame element of the one or more frame elements, wherein the at least one actuator is configured to apply a force to the at least one frame element.
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: August 8, 2023
    Assignee: Applied Materials, Inc.
    Inventors: Stefan Bangert, Tommaso Vercesi, Daniele Gislon, Oliver Heimel, Andreas Lopp, Dieter Haas
  • Patent number: 11713506
    Abstract: A depositing arrangement for evaporation of a material is disclosed herein. The depositing arrangement has an alkali metal or alkaline earth metal for deposition of the material on a substrate. The deposition arrangement has a first chamber configured for liquefying the material; a valve being in fluid communication with the first chamber, and being downstream of the first chamber, wherein the valve is configured for control of the flow rate of the liquefied material through the valve. The deposition arrangement has an evaporation zone being in fluid communication with the valve, and being downstream of the valve, wherein the evaporation zone is configured for vaporizing the liquefied material; a heating unit to heat the material to higher temperatures before providing the liquid material in the evaporation zone; and one or more outlets for directing the vaporized material towards the substrate.
    Type: Grant
    Filed: November 5, 2018
    Date of Patent: August 1, 2023
    Assignee: Applied Materials, Inc.
    Inventors: Stefan Keller, Uwe Schüssler, Jose Manuel Dieguez-Campo, Stefan Bangert, Byung-Sung Kwak
  • Publication number: 20230137506
    Abstract: A processing system for processing a flexible substrate is described. The processing system includes a vacuum chamber having a wall with an opening for the flexible substrate, a substrate support for supporting the flexible substrate during transportation of the flexible substrate through the opening, and a measurement assembly for measuring at least one of a property of the flexible substrate and a property of one or more coatings on the flexible substrate. The measurement assembly and the substrate support are attached to the wall.
    Type: Application
    Filed: August 16, 2021
    Publication date: May 4, 2023
    Inventors: Thomas DEPPISCH, Ezhiylmurugan RANGASAMY, Stefan BANGERT, Mathew Dean ALLISON
  • Publication number: 20230113276
    Abstract: Methods and apparatuses for processing lithium batteries with a laser source having a wide process window, high efficiency, and low cost are provided. The laser source is adapted to achieve high average power and a high frequency of picosecond pulses. The laser source can produce a line-shaped beam either in a fixed position or in scanning mode. The system can be operated in a dry room or vacuum environment. The system can include a debris removal mechanism, for example, inert gas flow, to the processing site to remove debris produced during the patterning process.
    Type: Application
    Filed: September 16, 2022
    Publication date: April 13, 2023
    Inventors: Wei-Sheng LEI, Girish Kumar GOPALAKRISHNAN NAIR, Kent Qiujing ZHAO, Daniel STOCK, Tobias STOLLEY, Thomas DEPPISCH, Jean DELMAS, Kenneth S. LEDFORD, Subramanya P. HERLE, Kiran VACHHANI, Mahendran CHIDAMBARAM, Roland TRASSL, Neil MORRISON, Frank SCHNAPPENBERGER, Kevin Laughton CUNNINGHAM, Stefan BANGERT, James CUSHING, Visweswaren SIVARAMAKRISHNAN
  • Publication number: 20220364223
    Abstract: A roller for transporting a flexible substrate is described. The roller includes a first coolant supply for cooling a first part of the roller and a second coolant supply for cooling a second part and a third part of the roller. The first part is provided between the second part and the third part. Additionally, a vacuum processing apparatus including a roller and a method of cooling a roller are described.
    Type: Application
    Filed: May 11, 2021
    Publication date: November 17, 2022
    Inventors: Stefan BANGERT, Thomas DEPPISCH, Wolfgang BUSCHBECK
  • Publication number: 20220356027
    Abstract: A roller for transporting a flexible substrate is described. The roller includes a main body having a plurality of gas supply slits provided in an outer surface of the main body. The plurality of gas supply slits extends in a direction of a central rotation axis of the roller. Further, the roller includes a sleeve provided circumferentially around and in contact with the main body. The sleeve has a plurality of gas outlets being provided above the plurality of gas supply slits. Further, the sleeve includes a metal layer embedded within isolating material.
    Type: Application
    Filed: May 4, 2021
    Publication date: November 10, 2022
    Inventors: Thomas DEPPISCH, Stefan BANGERT, Claire ARMSTRONG, Frank SCHNAPPENBERGER
  • Publication number: 20220341031
    Abstract: A material deposition apparatus for depositing an evaporated material onto a substrate is provided. The material deposition apparatus includes a processing drum having a cooler configured to control a substrate temperature during processing of a substrate on the processing drum; a roller guiding the substrate towards the processing drum; a first heater assembly positioned to heat the substrate in a free-span area between the roller and the processing drum; a second heater assembly positioned to heat the substrate while being supported on the processing drum; at least one deposition source provided along a substrate transport path downstream of the second heater assembly; a substrate speed sensor providing a speed signal correlating with a substrate transportation speed; and a controller having an input for the speed signal configured to control at least the first heater assembly.
    Type: Application
    Filed: April 11, 2022
    Publication date: October 27, 2022
    Inventors: Tamara HEINTZ, Stefan BANGERT, Suresh MANIKKOTH KOLLARATH, Ramgopal CHAKKARAVARTHY RAMASAMY
  • Publication number: 20220090256
    Abstract: An evaporation apparatus (100) is described, particularly for evaporating a reactive material such as lithium. The evaporation apparatus (100) includes an evaporation crucible (110) for evaporating a liquid material (105), a material conduit (120) for supplying the liquid material (105) to the evaporation crucible (110), and a valve (150) configured to close the material conduit (120) by solidifying a part of the liquid material (105) in the material conduit (120) with a cooling device (152). The valve (150) may include a cooling gas supply (154) for a cooling gas (106), and the cooling device (152) may be configured to cool the liquid material (105) with the cooling gas (106). Further described are a vapor deposition apparatus (200) for coating a substrate as well as an evaporation method.
    Type: Application
    Filed: September 18, 2020
    Publication date: March 24, 2022
    Inventors: Wolfgang BUSCHBECK, Stefan BANGERT
  • Publication number: 20220090713
    Abstract: A flanged joint is described. The flanged joint has a first flange member with a first sealing surface and a second flange member with a second sealing surface. The flanged joint further has a hollow-metal gasket between the first flange member and the second flange member, and a spacer between the first flange member and the second flange member. The spacer defines a minimum distance between the first flange member and the second flange member. The flanged joint can be configured to seal a metal-conveying volume.
    Type: Application
    Filed: September 18, 2020
    Publication date: March 24, 2022
    Inventors: Lukas KREMSER, Andreas SAUER, Stefan BANGERT
  • Publication number: 20220056575
    Abstract: One or more heating assemblies for a material deposition apparatus for pre-heating a substrate before entering a material deposition area and/or for post-heating the substrate after exiting the material deposition area are described.
    Type: Application
    Filed: August 20, 2020
    Publication date: February 24, 2022
    Inventors: Andreas LOPP, Stefan BANGERT, Wolfgang BUSCHBECK
  • Publication number: 20220056576
    Abstract: A processing system for processing a flexible substrate is described. The processing system includes a vacuum chamber having a wall with an opening for the flexible substrate, a substrate support for supporting the flexible substrate during transportation of the flexible substrate through the opening, and a measurement assembly for measuring at least one of a property of the flexible substrate and a property of one or more coatings on the flexible substrate. The measurement assembly and the substrate support are attached to the wall.
    Type: Application
    Filed: September 17, 2021
    Publication date: February 24, 2022
    Inventors: Thomas DEPPISCH, Ezhiylmurugan RANGASAMY, Stefan BANGERT, Mathew Dean ALLISON
  • Publication number: 20220033958
    Abstract: An evaporation source for depositing an evaporated material on a substrate is described. The evaporation source includes an evaporation crucible for evaporating a material; a vapor distributor with a plurality of nozzles for directing the evaporated material toward the substrate; a vapor conduit extending in a conduit length direction (A) from the evaporation crucible to the vapor distributor and providing a fluid connection between the evaporation crucible and the vapor distributor, wherein at least one nozzle of the plurality of nozzles has a nozzle axis extending in, or essentially parallel to, the conduit length direction (A); and a baffle arrangement in the vapor conduit. Further described are a vapor deposition apparatus including such an evaporation source and methods of coating a substrate in a vacuum chamber.
    Type: Application
    Filed: July 31, 2020
    Publication date: February 3, 2022
    Inventors: Thomas DEPPISCH, Stefan BANGERT, Annabelle HOFMANN, Andreas LOPP, Thomas GOIHL
  • Publication number: 20210381097
    Abstract: A crucible for flash evaporation of a liquid material is described. The crucible includes one or more sidewalls and a reservoir portion below the one or more sidewalls, the reservoir portion of having a first cross-section of a first size and a second cross-section above the first cross-section of a second size, the second size being larger than the first size.
    Type: Application
    Filed: May 27, 2021
    Publication date: December 9, 2021
    Inventors: Stefan BANGERT, Wolfgang BUSCHBECK
  • Publication number: 20210381102
    Abstract: A temperature-controlled shield for an evaporation source is described. The temperature-controlled shield is configured to provide a pre-heating zone or a post-cooling zone.
    Type: Application
    Filed: May 27, 2021
    Publication date: December 9, 2021
    Inventors: Andreas LOPP, Stefan BANGERT
  • Publication number: 20210381095
    Abstract: A vapor deposition apparatus is described. The vapor deposition apparatus includes a substrate support for supporting a substrate to be coated; a vapor source with a plurality of nozzles for directing vapor toward the substrate support through a vapor propagation volume; and a heatable shield extending from the vapor source toward the substrate support. The heatable shield surrounds the vapor propagation volume at least partially and includes an edge exclusion portion for masking areas of the substrate not to be coated. The substrate support may be a rotatable drum with a curved drum surface, and the vapor deposition apparatus may be configured to move the substrate on the curved drum surface past the vapor source in a circumferential direction.
    Type: Application
    Filed: May 27, 2021
    Publication date: December 9, 2021
    Inventors: Stefan BANGERT, Andreas LOPP
  • Publication number: 20210363627
    Abstract: A vacuum processing system for routing a carrier with a substrate is described. The system includes a first vacuum processing chamber for processing the substrate on the carrier; a vacuum buffer chamber providing a processing time delay for the substrate; a second vacuum processing chamber for masked deposition of a material layer on the substrate; and one or more transfer chambers for routing the carrier from the first vacuum chamber to the vacuum buffer chamber and for routing the carrier from the vacuum buffer chamber to the second vacuum chamber.
    Type: Application
    Filed: April 26, 2018
    Publication date: November 25, 2021
    Inventors: Stefan BANGERT, Wolfgang BUSCHBECK, Thomas BERGER