Patents by Inventor Hanna Ydremark

Hanna Ydremark 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).

  • Key head
    Patent number: D548570
    Type: Grant
    Filed: January 9, 2007
    Date of Patent: August 14, 2007
    Assignee: ASSA AB
    Inventors: Hanna Ydremark, Elisabet Broms, Mattias Widerstedt
  • Remote key
    Patent number: D557111
    Type: Grant
    Filed: January 9, 2007
    Date of Patent: December 11, 2007
    Assignee: ASSA AB
    Inventors: Hanna Ydremark, Elisabet Broms, Mattias Widerstedt
  • Anatomical cushion
    Patent number: D616237
    Type: Grant
    Filed: November 5, 2009
    Date of Patent: May 25, 2010
    Assignee: Simplus AB
    Inventor: Hanna Ydremark