Patents by Inventor Tak Szeto

Tak Szeto 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).

  • Apparatus and method for storage and playback of video images and audio messages in multipoint videoconferencing
    Patent number: 5990933
    Abstract: In a multipoint control unit for conferencing audiovisual terminals, conference participants are greeted with audio and video welcome messages and then placed in an automated queue. The automated queue is a holding queue from which a conference operator can select the next available conference participant in the queue and conduct a subconference. Apparatus in the multipoint control unit includes a memory for storing video data and a processor coupled to the memory for controlling playback of the video data to a connected terminal during conference setup.
    Type: Grant
    Filed: March 22, 1999
    Date of Patent: November 23, 1999
    Assignee: VideoServer, Inc.
    Inventors: Daniel F. Ozone, Christopher L. Dischino, Nelson Shen, Vilas V. Bhade, Tak Szeto, Brittain S. McKinley, Peter J. Donovan, Daniel E. Zeck, Charles F. Sharkey
  • Apparatus and method for storage and playback of video images and audio messages in multipoint videoconferencing
    Patent number: 5886734
    Abstract: In a multipoint control unit for conferencing audiovisual terminals, conference participants are greeted with audio and video welcome messages and then placed in an automated queue. The automated queue is a holding queue from which a conference operator can select the next available conference participant in the queue and conduct a subconference. Apparatus in the multipoint control unit includes a memory for storing video data and a processor coupled to the memory for controlling playback of the video data to a connected terminal during conference setup.
    Type: Grant
    Filed: January 28, 1997
    Date of Patent: March 23, 1999
    Assignee: VideoServer, Inc.
    Inventors: Daniel F. Ozone, Christopher L. Dischino, Nelson Shen, Vilas V. Bhade, Tak Szeto, Brittain S. McKinley, Peter J. Donovan, Daniel E. Zeck, Charles F. Sharkey