Patents by Inventor Christoph Zeiner

Christoph Zeiner 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: 20240189922
    Abstract: A boring tool has a cutting insert, a holder, and a pressing member. The cutting insert includes a base member and a cutting member. The base member includes a first side surface, a second side surface, a third side surface, and a fourth side surface. The holder includes a front end surface, a rear end surface, and an outer peripheral surface. The holder is provided with a first hole and a second hole. The first hole is opened in the front end surface. The second hole is opened in the outer peripheral surface. The holder includes a stopper. A surface defining the second hole includes a first inner side surface and a second inner side surface. The pressing member is in contact with the fourth side surface in a state in which the pressing member is disposed in the first hole.
    Type: Application
    Filed: April 27, 2021
    Publication date: June 13, 2024
    Applicant: Sumitomo Electric Hardmetal Corp.
    Inventors: Christoph ZEINER, Yusuke MATSUDA, Junya OKIDA, Yuki TSUTSUMI
  • Patent number: 11077501
    Abstract: In accordance with various illustrative embodiments of the present disclosure, a rotationally symmetric surface of a workpiece is machined by a turning apparatus, wherein the workpiece is rotationally driven around a rotational axis, a cutting tool with a cutting edge positioned at the edge of a rake face is arranged relative to the workpiece, the cutting tool is brought into contact with the workpiece, and the cutting tool is advanced relative to the workpiece along a feed direction parallel to the rotational axis, the normal to the rake face being tilted relative to the feed direction, a first axis and a second axis, the first axis and the second axis are perpendicular to the feed direction and perpendicular to each other.
    Type: Grant
    Filed: September 9, 2016
    Date of Patent: August 3, 2021
    Assignee: Sumitomo Electric Hardmetal Corp.
    Inventors: Makoto Abe, Christoph Zeiner
  • Publication number: 20190232382
    Abstract: In accordance with various illustrative embodiments of the present disclosure, a rotationally symmetric surface of a workpiece is machined by a turning apparatus, wherein the workpiece is rotationally driven around a rotational axis, a cutting tool with a cutting edge positioned at the edge of a rake face is arranged relative to the workpiece, the cutting tool is brought into contact with the workpiece, and the cutting tool is advanced relative to the workpiece along a feed direction parallel to the rotational axis, the normal to the rake face being tilted relative to the feed direction, a first axis and a second axis, the first axis and the second axis are perpendicular to the feed direction and perpendicular to each other.
    Type: Application
    Filed: September 9, 2016
    Publication date: August 1, 2019
    Inventors: Makoto Abe, Christoph Zeiner
  • Patent number: D831084
    Type: Grant
    Filed: April 19, 2017
    Date of Patent: October 16, 2018
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventors: Makoto Abe, Christoph Zeiner
  • Patent number: D832317
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: October 30, 2018
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventors: Makoto Abe, Christoph Zeiner
  • Patent number: D854063
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: July 16, 2019
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventors: Makoto Abe, Christoph Zeiner
  • Patent number: D855091
    Type: Grant
    Filed: December 4, 2017
    Date of Patent: July 30, 2019
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventors: Makoto Abe, Christoph Zeiner
  • Patent number: D863382
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: October 15, 2019
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventors: Makoto Abe, Christoph Zeiner
  • Patent number: D865823
    Type: Grant
    Filed: January 18, 2019
    Date of Patent: November 5, 2019
    Assignee: Sumitomo Electric Hardmetal Corp.
    Inventors: Makoto Abe, Christoph Zeiner
  • Patent number: D910094
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: February 9, 2021
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventors: Christoph Zeiner, Makoto Abe, Andreas Widmann
  • Patent number: D957485
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: July 12, 2022
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventor: Christoph Zeiner
  • Patent number: D965654
    Type: Grant
    Filed: February 17, 2022
    Date of Patent: October 4, 2022
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventor: Christoph Zeiner
  • Patent number: D966360
    Type: Grant
    Filed: February 9, 2022
    Date of Patent: October 11, 2022
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventor: Christoph Zeiner
  • Patent number: D968489
    Type: Grant
    Filed: February 3, 2022
    Date of Patent: November 1, 2022
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventor: Christoph Zeiner
  • Patent number: D974425
    Type: Grant
    Filed: August 24, 2020
    Date of Patent: January 3, 2023
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventors: Christoph Zeiner, Makoto Abe, Andreas Widmann
  • Patent number: D974426
    Type: Grant
    Filed: August 24, 2020
    Date of Patent: January 3, 2023
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventors: Christoph Zeiner, Makoto Abe, Andreas Widmann
  • Patent number: D1015392
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: February 20, 2024
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventors: Christoph Zeiner, Makoto Abe, Andreas Widmann
  • Patent number: D1015393
    Type: Grant
    Filed: February 7, 2022
    Date of Patent: February 20, 2024
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventors: Christoph Zeiner, Yusuke Matsuda, Junya Okida, Yuki Tsutsumi
  • Patent number: D1016113
    Type: Grant
    Filed: February 9, 2022
    Date of Patent: February 27, 2024
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventors: Christoph Zeiner, Yusuke Matsuda, Junya Okida, Yuki Tsutsumi
  • Patent number: D1024151
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: April 23, 2024
    Assignee: SUMITOMO ELECTRIC HARDMETAL CORP.
    Inventors: Christoph Zeiner, Makoto Abe, Andreas Widmann