Patents by Inventor Roger Altermatt

Roger Altermatt 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).

  • Respirator
    Patent number: D853565
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: July 9, 2019
    Assignee: Hamilton Medical AG
    Inventor: Roger Altermatt
  • Mobile respirator
    Patent number: D853566
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: July 9, 2019
    Assignee: Hamilton Medical AG
    Inventor: Roger Altermatt