Patents by Inventor Rafal Czaniecki

Rafal Czaniecki 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).

  • Headphone
    Patent number: D727289
    Type: Grant
    Filed: June 2, 2014
    Date of Patent: April 21, 2015
    Assignee: AKG Acoustics GmbH
    Inventor: Rafal Czaniecki
  • Headphone
    Patent number: D763223
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: August 9, 2016
    Assignee: AKG Acoustics GmbH
    Inventor: Rafal Czaniecki
  • Headphone
    Patent number: D764445
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: August 23, 2016
    Assignee: AKG Acoustics GmbH
    Inventor: Rafal Czaniecki
  • Headphones
    Patent number: D777701
    Type: Grant
    Filed: November 6, 2015
    Date of Patent: January 31, 2017
    Assignee: AKG Acoustics GmbH
    Inventor: Rafal Czaniecki
  • Loudspeaker
    Patent number: D801306
    Type: Grant
    Filed: August 31, 2016
    Date of Patent: October 31, 2017
    Assignee: Harman International Industries, Incorporated
    Inventors: Rafal Czaniecki, Rick Chen, Gordon Tong