Patents by Inventor Wilhelm G. Teisner

Wilhelm G. Teisner 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).

  • Chair
    Patent number: D970913
    Type: Grant
    Filed: October 14, 2020
    Date of Patent: November 29, 2022
    Assignee: Grand Rapids Chair Company
    Inventors: Wilhelm G. Teisner, Lars O. Dybdal
  • Chair
    Patent number: D1017267
    Type: Grant
    Filed: November 8, 2022
    Date of Patent: March 12, 2024
    Assignee: Grand Rapids Chair Company
    Inventors: Wilhelm G. Teisner, Lars O. Dybdal