Patents by Inventor Martin Lunde

Martin Lunde 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).

  • Adjustable chair
    Patent number: D290431
    Type: Grant
    Filed: April 18, 1984
    Date of Patent: June 23, 1987
    Assignee: J. E. Ekornes A/S
    Inventors: Kjell A. Heggdal, Harald Relling, Martin Lunde, Harry Mork, Ola Haukvik
  • Adjustable chair
    Patent number: D291265
    Type: Grant
    Filed: April 18, 1984
    Date of Patent: August 11, 1987
    Assignee: J. E. Ekornes A/S
    Inventors: Kjell A. Heggdal, Ola Haukvik, Harald Relling, Martin Lunde, Harry Mork
  • Adjustable chair
    Patent number: D298088
    Type: Grant
    Filed: April 25, 1986
    Date of Patent: October 18, 1988
    Assignee: J. E. Ekornes A/S
    Inventors: Ola Haukvik, Martin Lunde
  • Adjustable chair
    Patent number: D298491
    Type: Grant
    Filed: April 25, 1986
    Date of Patent: November 15, 1988
    Assignee: J.E. Ekornes A/S
    Inventors: Ola Haukvik, Martin Lunde
  • Adjustable seat
    Patent number: D303735
    Type: Grant
    Filed: March 21, 1988
    Date of Patent: October 3, 1989
    Assignee: J. E. Ekornes A/S
    Inventors: Ola Haukvik, Martin Lunde
  • Adjustable seat and backrest unit for a swivel chair
    Patent number: D305843
    Type: Grant
    Filed: March 18, 1988
    Date of Patent: February 6, 1990
    Assignee: J. E. Ekornes A/S
    Inventors: Ola Haukvik, Martin Lunde