Patents by Inventor Eric Langéen

Eric Langéen 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).

  • Ear plug
    Patent number: D902380
    Type: Grant
    Filed: April 8, 2019
    Date of Patent: November 17, 2020
    Assignee: Ear Labs AB
    Inventors: Aleksandar Andreevski, Eric Langéen, Christian Dittrich, Kasimir Hellström, Casper Asmussen