Patents by Inventor Mariko Doi

Mariko Doi 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).

  • Video distribution system, information providing device, and video information providing method for distributing video to a plurality of receiving terminals
    Patent number: 8744240
    Abstract: It is provided a video distribution system including a video distribution module, a control module, and a bookmark management module. The bookmark management module manages a first type bookmark whose status is not changed by viewing of the video and a second type bookmark whose status is changeable after the viewing of the video. The control module generates screen data that enables one of the first type bookmark and the second type bookmark to be selected with regard to the video stored in the library, transmits the generated screen data to the one of the receiving terminals, and sets one of the first type bookmark and the second type bookmark, which is selected by a user using the one of the receiving terminals, for the video and record the one of the first type bookmark and the second type bookmark in the bookmark management module.
    Type: Grant
    Filed: December 6, 2012
    Date of Patent: June 3, 2014
    Assignee: Hitachi, Ltd.
    Inventors: Daisuke Aso, Kaoru Konishi, Naohisa Seko, Kazumi Matsumoto, Asako Miyamoto, Mariko Doi