Patents by Inventor Martin A. J. M. Berggren

Martin A. J. M. Berggren 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).

  • Grinding visor frame
    Patent number: D834759
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: November 27, 2018
    Assignee: 3M Innovative Properties Company
    Inventors: Martin A. J. M. Berggren, Oskar E. Juhlin
  • Front frame
    Patent number: D834760
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: November 27, 2018
    Assignee: 3M Innovative Properties Company
    Inventors: Martin A. J. M. Berggren, Oskar E. Juhlin
  • Task light
    Patent number: D834761
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: November 27, 2018
    Assignee: 3M Innovative Properties Company
    Inventors: Martin A. J. M. Berggren, Oskar E. Juhlin
  • Detachable chin shield
    Patent number: D834762
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: November 27, 2018
    Assignee: 3M Innovative Properties Company
    Inventors: Martin A. J. M. Berggren, Oskar E. Juhlin
  • Pivot knob ring for a welding helmet
    Patent number: D835353
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: December 4, 2018
    Assignee: 3M Innovative Properties Company
    Inventors: Martin A. J. M. Berggren, Oskar E. Juhlin
  • Grinding protection plate
    Patent number: D840606
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: February 12, 2019
    Assignee: 3M Innovative Properties Company
    Inventors: Martin A. J. M. Berggren, Oskar E. Juhlin
  • Air hose mount for a headband
    Patent number: D850015
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: May 28, 2019
    Assignee: 3M Innovative Properties Company
    Inventors: Martin A. J. M. Berggren, Oskar E. Juhlin
  • Sweatband
    Patent number: D852470
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: July 2, 2019
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Martin A. J. M. Berggren, Erik Oskar Juhlin
  • Detachable chin shield
    Patent number: D853047
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: July 2, 2019
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Martin A. J. M. Berggren, Erik Oskar Juhlin
  • Scrape guard
    Patent number: D853048
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: July 2, 2019
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Martin A. J. M. Berggren, Erik Oskar Juhlin
  • Headband adjustment mechanism for a headband
    Patent number: D853049
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: July 2, 2019
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Martin A. J. M. Berggren, Oskar E. Juhlin
  • Ratchet knob ring for a headband
    Patent number: D853050
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: July 2, 2019
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Martin A. J. M. Berggren, Oskar E. Juhlin
  • Headband
    Patent number: D870977
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: December 24, 2019
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Martin A. J. M. Berggren, Oskar E. Juhlin
  • Task light protection plate for a welding helmet
    Patent number: D882878
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: April 28, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Martin A. J. M. Berggren, Oskar E. Juhlin
  • Outer shield contour line
    Patent number: D901087
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: November 3, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Martin A. J. M. Berggren, Oskar E. Juhlin
  • Grinding protection plate
    Patent number: D901088
    Type: Grant
    Filed: January 9, 2019
    Date of Patent: November 3, 2020
    Assignee: 3M Innovative Properties Company
    Inventors: Martin A. J. M. Berggren, Oskar E. Juhlin