Patents by Inventor Greger Hagelin

Greger Hagelin 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).

  • Headphones
    Patent number: D678860
    Type: Grant
    Filed: January 4, 2012
    Date of Patent: March 26, 2013
    Assignee: WeSC AB (publ)
    Inventor: Greger Hagelin
  • Headphones
    Patent number: D683329
    Type: Grant
    Filed: November 27, 2012
    Date of Patent: May 28, 2013
    Assignee: WeSC AB (publ)
    Inventor: Greger Hagelin