Patents by Inventor Wolfgang Stegmann

Wolfgang Stegmann 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: 20240351230
    Abstract: Electric shaver provided with at least one cutter unit, a drive unit for driving said at least one cutter unit and a display device for displaying information, wherein said drive unit, when being active, is operable in different operation modes, wherein a mode input element is provided for switching the drive unit into different operation modes.
    Type: Application
    Filed: July 1, 2024
    Publication date: October 24, 2024
    Inventors: Cirilo Javier Perez Lopez, Andreas Erndt, Gerd Laschinski, Wolfgang Stegmann
  • Publication number: 20240217129
    Abstract: The present invention relates to a personal care device such as an electric hair cutter like shaver or toothbrush, and to a method of manufacturing such personal care device. More particularly, the personal care device comprises a handle and a function head supporting at least one personal care tool, said function head being attached to said handle, wherein at least one of said handle and said function head includes an outer metal shell formed in one piece with an integral, homogeneous, seamless structure having a ring-like or sleeve-like shape with closed annular cross-sections. Said outer metal shell includes at least one undercut portion which is formed with a hydraulic pressure forming step.
    Type: Application
    Filed: May 19, 2023
    Publication date: July 4, 2024
    Inventors: Andreas Erndt, Thorsten Piesker, Wolfgang Stegmann, Bernhard Sikora
  • Publication number: 20230373118
    Abstract: The present invention relates to a personal care device such as an electric hair cutter like shaver or toothbrush, and to a method of manufacturing such personal care device. More particularly, the personal care device comprises a handle and a function head supporting at least one personal care tool, said function head being attached to said handle, wherein at least one of said handle and said function head includes an outer metal shell formed in one piece with an integral, homogeneous, seamless structure having a ring-like or sleeve-like shape with closed annular cross-sections. Said outer metal shell includes at least one undercut portion.
    Type: Application
    Filed: May 19, 2023
    Publication date: November 23, 2023
    Inventors: Andreas Erndt, Thorsten Piesker, Wolfgang Stegmann, Bernhard Sikora
  • Publication number: 20230373115
    Abstract: The present invention relates a method of manufacturing a hair cutting device with an outer metal shell, comprising the steps of forming the outer metal shell into a desired shape and mounting functional components for performing or helping to perform a personal care treatment into and/or onto said formed outer metal shell. Said forming the outer metal shell includes a hydraulic pressure forming step.
    Type: Application
    Filed: May 19, 2023
    Publication date: November 23, 2023
    Inventors: Andreas Erndt, Thorsten PIESKER, Wolfgang STEGMANN, Bernhard SIKORA
  • Publication number: 20230373114
    Abstract: The present invention relates to a hair cutting device, such as an electric shaver or trimmer, comprising a handle and a hair cutting tool, said handle being provided with an outer shell, a battery, a motor, an on/off button, a display for indicating a functional status of the device by at least one of images, text, figures symbols, a PCB electrically connected to a part of said display, said battery and said motor, wherein said on/off button being provided on a same side of said outer shell as said display and wherein said hair cutting tool being located at a top end of the device opposite to a bottom end thereto.
    Type: Application
    Filed: May 19, 2023
    Publication date: November 23, 2023
    Inventors: Wolfgang Stegmann, Bernhard SIKORA, Lingxuan KONG
  • Patent number: D991564
    Type: Grant
    Filed: May 10, 2021
    Date of Patent: July 4, 2023
    Assignee: Braun GMBH
    Inventors: Bernhard Sikora, Wolfgang Stegmann
  • Patent number: D995913
    Type: Grant
    Filed: April 30, 2021
    Date of Patent: August 15, 2023
    Assignee: Braun GMBH
    Inventors: Philipp Goeder, Gregor Ptok, Bernhard Sikora, Wolfgang Stegmann
  • Patent number: D997454
    Type: Grant
    Filed: April 30, 2021
    Date of Patent: August 29, 2023
    Assignee: Braun GMBH
    Inventors: Philipp Goeder, Gregor Ptok, Bernhard Sikora, Wolfgang Stegmann
  • Patent number: D998240
    Type: Grant
    Filed: April 30, 2021
    Date of Patent: September 5, 2023
    Assignee: Braun GMBH
    Inventors: Philipp Goeder, Gregor Ptok, Bernhard Sikora, Wolfgang Stegmann
  • Patent number: D999992
    Type: Grant
    Filed: May 10, 2021
    Date of Patent: September 26, 2023
    Assignee: Braun GMBH
    Inventors: Bernhard Sikora, Wolfgang Stegmann
  • Patent number: D1010223
    Type: Grant
    Filed: November 6, 2020
    Date of Patent: January 2, 2024
    Assignee: Braun GMBH
    Inventors: Rüdiger Boss, Philipp Goeder, Bernhard Sikora, Wolfgang Stegmann
  • Patent number: D1020093
    Type: Grant
    Filed: September 8, 2022
    Date of Patent: March 26, 2024
    Assignee: Braun GMBH
    Inventors: Lingxuan Kong, Gregor Ptok, Renke Joris Thye, Bernhard Sikora, Wolfgang Stegmann
  • Patent number: D1020095
    Type: Grant
    Filed: September 6, 2022
    Date of Patent: March 26, 2024
    Assignee: Braun GMBH
    Inventors: Rüdiger Boss, Björn Kling, Lingxuan Kong, Wolfgang Stegmann
  • Patent number: D1030145
    Type: Grant
    Filed: October 8, 2021
    Date of Patent: June 4, 2024
    Assignee: Braun GMBH
    Inventors: Rüdiger Boss, Philipp Goeder, Lingxuan Kong, Wolfgang Stegmann
  • Patent number: D1032091
    Type: Grant
    Filed: September 6, 2022
    Date of Patent: June 18, 2024
    Assignee: Braun GmbH
    Inventors: Rüdiger Boss, Björn Kling, Lingxuan Kong, Wolfgang Stegmann
  • Patent number: D1032942
    Type: Grant
    Filed: December 15, 2021
    Date of Patent: June 25, 2024
    Assignee: Braun GMBH
    Inventors: Philipp Goeder, Bernhard Sikora, Wolfgang Stegmann
  • Patent number: D1038522
    Type: Grant
    Filed: September 6, 2022
    Date of Patent: August 6, 2024
    Assignee: Braun GMBH
    Inventors: Rüdiger Boss, Björn Kling, Lingxuan Kong, Wolfgang Stegmann
  • Patent number: D1041752
    Type: Grant
    Filed: May 19, 2022
    Date of Patent: September 10, 2024
    Assignee: Braun GMBH
    Inventors: Rüdiger Boss, Philipp Goeder, Bernhard Sikora, Wolfgang Stegmann
  • Patent number: D1042960
    Type: Grant
    Filed: September 6, 2022
    Date of Patent: September 17, 2024
    Assignee: Braun GMBH
    Inventors: Rüdiger Boss, Björn Kling, Lingxuan Kong, Wolfgang Stegmann
  • Patent number: D1049488
    Type: Grant
    Filed: August 15, 2022
    Date of Patent: October 29, 2024
    Assignee: Braun GMBH
    Inventors: Björn Kling, Gregor Ptok, Robert Schmidt, Wolfgang Stegmann