Patents by Inventor Okke O. van Mourik

Okke O. van Mourik 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).

  • Hearing aid
    Patent number: D322126
    Type: Grant
    Filed: November 27, 1989
    Date of Patent: December 3, 1991
    Assignee: U.S. Philips Corporation
    Inventor: Okke O. van Mourik
  • Hearing aid
    Patent number: D322319
    Type: Grant
    Filed: November 27, 1989
    Date of Patent: December 10, 1991
    Assignee: U.S. Philips Corporation
    Inventor: Okke O. van Mourik
  • Hearing aid
    Patent number: D322481
    Type: Grant
    Filed: November 27, 1989
    Date of Patent: December 17, 1991
    Assignee: U.S. Philips Corporation
    Inventor: Okke O. van Mourik