Patents by Inventor Emil Marklund

Emil Marklund 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).

  • Hearing protector
    Patent number: D541483
    Type: Grant
    Filed: March 29, 2005
    Date of Patent: April 24, 2007
    Assignee: Sordin AB
    Inventors: Joakim Birgersson, Emil Marklund, Håkan Davidsson, Anders Roos
  • Hearing protector for protective helmets
    Patent number: D541484
    Type: Grant
    Filed: March 29, 2005
    Date of Patent: April 24, 2007
    Assignee: Sordin AB
    Inventors: Joakim Birgersson, Emil Marklund, Håkan Davidsson, Anders Roos
  • Hearing protector part
    Patent number: D541485
    Type: Grant
    Filed: March 29, 2005
    Date of Patent: April 24, 2007
    Assignee: Sordin AB
    Inventors: Joakim Birgersson, Emil Marklund, Håkan Davidson, Anders Roos
  • Sound amplifier
    Patent number: D710821
    Type: Grant
    Filed: April 4, 2012
    Date of Patent: August 12, 2014
    Assignee: Lab.Gruppen AB
    Inventor: Emil Marklund