Patents by Inventor Pieter Martinus Den Toonder

Pieter Martinus Den Toonder 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).

  • Videophone
    Patent number: 7173647
    Abstract: A videophone for communication with eye contact by means of image and/or sound includes image recording means for recording images, image reproducing means for reproducing an image recorded by another videophone, sound recording means for recording sound, sound reproducing means for reproducing sound recorded by another videophone, operating means for operating the functions of the videophone, and videophone enhancing means for enhancing image and/or sound quality, convenience of operation and/or use. Videophone enhancing means, in an option, includes a motor configured for moving the reflection device and/or the image reproducing device upward and/or downward for bringing to eye level an image reflected in the reflection device or a rotating unit configured for rotating the reflection device for the purpose of improving eye contact and enhancing convenience of use.
    Type: Grant
    Filed: May 25, 2004
    Date of Patent: February 6, 2007
    Assignee: Exovision
    Inventors: Eckart Joachim Wintzen, Frederik Karel Kappetijn, Pieter Martinus Den Toonder
  • Display for touchscreen of a computer monitor
    Patent number: D482368
    Type: Grant
    Filed: October 28, 2002
    Date of Patent: November 18, 2003
    Assignee: Ex'ovision B.V.
    Inventors: Pieter Martinus den Toonder, Menno Jaap Flikkema
  • Videophone
    Patent number: D491153
    Type: Grant
    Filed: April 18, 2002
    Date of Patent: June 8, 2004
    Assignee: Ex'Ovision B.V.
    Inventors: Eckart Joachim Wintzen, Frederik Karel Kappetijn, Pieter Martinus den Toonder