Patents by Inventor Mitsuo Agatsuma

Mitsuo Agatsuma 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).

  • Patent number: 6476857
    Abstract: A multi-point surveillance camera system uses a combination of an image recognition unit a zoom camera equipped with a pan/tilt driver unit for changing a camera monitor position, to monitor a plurality of monitor positions. The monitor position is changed by using the pan/tilt unit, and an image recognition unit starts an image recognition process to reliably detect an abnormal entrance at the plurality of monitor positions, after a focus position adjustment by preset information (after completion of commanding to change the monitor position to a preset position or stop at the preset position), after an automatic focusing operation, or after a combination of the focus position adjustment by the preset information and the automatic focusing operation.
    Type: Grant
    Filed: September 1, 2000
    Date of Patent: November 5, 2002
    Assignee: Hitachi, Ltd.
    Inventors: Mitsuo Agatsuma, Takashi Takahashi, Hisao Ohdawa