Patents by Inventor Chang Tat Lee

Chang Tat Lee 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).

  • Earphones
    Patent number: D760189
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: June 28, 2016
    Assignee: Sennheiser electronic GmbH & Co. KG
    Inventors: Rodney Loh Jun Kern, Chang Tat Lee, Alden Koh, Thomas Piere Rene Tellier
  • Pair of earphones
    Patent number: D774489
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: December 20, 2016
    Assignee: Sennheiser electronic GmbH & Co. KG
    Inventors: Rodney Loh Jun Kern, Chang Tat Lee, Alden Koh, Thomas Pierre Rene Tellier
  • Pair of earphones
    Patent number: D803184
    Type: Grant
    Filed: April 15, 2016
    Date of Patent: November 21, 2017
    Assignee: Sennheiser electronic GmbH & Co. KG
    Inventors: Rodney Loh Jun Kern, Chang Tat Lee, Alden Koh, Thomas Pierre Rene Tellier
  • Pair of earphones
    Patent number: D803185
    Type: Grant
    Filed: April 15, 2016
    Date of Patent: November 21, 2017
    Assignee: Sennheiser electronic GmbH & Co. KG
    Inventors: Rodney Loh Jun Kern, Chang Tat Lee, Alden Koh, Thomas Pierre Rene Tellier
  • Pair of headphones
    Patent number: D813194
    Type: Grant
    Filed: December 14, 2016
    Date of Patent: March 20, 2018
    Assignee: Sennheiser electronic GmbH & Co. KG
    Inventors: Jun Kern Loh, Chang Tat Lee
  • Pair of headphones
    Patent number: D855034
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: July 30, 2019
    Assignee: Sennheiser electronic GmbH & Co. KG
    Inventors: Jun Kern Loh, Chang Tat Lee