Patents by Inventor Stefan Koestner

Stefan Koestner 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).

  • Hybrid power supply circuit, use of a hybrid power supply circuit and method for producing a hybrid power supply circuit
    Patent number: 11552353
    Abstract: A hybrid power supply circuit, a method using a hybrid power supply circuit and method for producing a hybrid power supply circuit are disclosed. In an embodiment a hybrid power-supply circuit includes a first energy-storage device and a second energy-storage device, wherein the first and second energy-storage devices are combined in a module and electrically interconnected, and wherein the first energy-storage device is a solid-state accumulator.
    Type: Grant
    Filed: May 29, 2018
    Date of Patent: January 10, 2023
    Assignee: TDK Electronics AG
    Inventors: Stefan Koestner, Masahiro Oishi
  • Circuit board having power supply, electrical device having circuit board, and method for producing a circuit board
    Patent number: 11552335
    Abstract: A circuit board having a power supply, an electrical device having a circuit board, and a method for producing a circuit board are disclosed. In an embodiment a circuit board includes a power supply, a carrier substrate and an energy store with a first layer stack having a first electrode layer with a first electrode, a second electrode layer with a second electrode, and an electrolyte layer arranged therebetween, which has an electrolyte, wherein the first electrode, the second electrode and the electrolyte are solid states.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: January 10, 2023
    Assignee: TDK ELECTRONICS AG
    Inventors: Stefan Koestner, Masahiro Oishi, Franz Rinner
  • Energy Storage System
    Publication number: 20200235435
    Abstract: An energy storage system is disclosed. In an embodiment, an energy storage system includes a layer stack with a first electrode layer, a second electrode layer and an electrolyte layer between the first and second electrode layers, a first electrode located in the first electrode layer, a second electrode located in the second electrode layer and an electrolyte formed in the electrolyte layer, wherein the electrolyte is a solid.
    Type: Application
    Filed: May 24, 2018
    Publication date: July 23, 2020
    Inventors: Stefan Köstner, Franz Rinner, Stefan Obermair, Masahiro Oishi
  • Hybrid Power Supply Circuit, Use of a Hybrid Power Supply Circuit and Method for Producing a Hybrid Power Supply Circuit
    Publication number: 20200136219
    Abstract: A hybrid power supply circuit, a method using a hybrid power supply circuit and method for producing a hybrid power supply circuit are disclosed. In an embodiment a hybrid power-supply circuit includes a first energy-storage device and a second energy-storage device, wherein the first and second energy-storage devices are combined in a module and electrically interconnected, and wherein the first energy-storage device is a solid-state accumulator.
    Type: Application
    Filed: May 29, 2018
    Publication date: April 30, 2020
    Applicant: TDK Electronics AG
    Inventors: Stefan Koestner, Masahiro Oishi
  • Circuit Board Having Power Supply, Electrical Device Having Circuit Board, and Method for Producing a Circuit Board
    Publication number: 20200083570
    Abstract: A circuit board having a power supply, an electrical device having a circuit board, and a method for producing a circuit board are disclosed. In an embodiment a circuit board includes a power supply, a carrier substrate and an energy store with a first layer stack having a first electrode layer with a first electrode, a second electrode layer with a second electrode, and an electrolyte layer arranged therebetween, which has an electrolyte, wherein the first electrode, the second electrode and the electrolyte are solid states.
    Type: Application
    Filed: May 30, 2018
    Publication date: March 12, 2020
    Inventors: Stefan Koestner, Masahiro Oishi, Franz Rinner