Patents by Inventor Eiichi Yukino

Eiichi Yukino 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).

  • Information receiver and information transmission and reception method providing information usage status
    Patent number: 6691310
    Abstract: An information receiver comprising a unit receiving information having a package number identifying the information, a first storage section where said package number is stored, a second storage section where reception information indicating whether or not said information associated with said package number was received, and a third storage section where display information indicating whether or not said information associated with said package number was displayed.
    Type: Grant
    Filed: March 25, 1999
    Date of Patent: February 10, 2004
    Assignee: Hitachi, Ltd.
    Inventors: Shigeki Hirasawa, Yuichi Yagawa, Eiichi Yukino, Michio Morioka, Toru Yamada, Nobukage Takahashi
  • INFORMATION RECEIVER AND INFORMATION TRANSMISSION AND RECEPTION METHOD PROVIDING INFORMATION USAGE STATUS
    Publication number: 20020056092
    Abstract: An information receiver comprising a unit receiving information having a package number identifying the information, a first storage section where said package number is stored, a second storage section where reception information indicating whether or not said information associated with said package number was received, and a third storage section where display information indicating whether or not said information associated with said package number was displayed.
    Type: Application
    Filed: March 25, 1999
    Publication date: May 9, 2002
    Inventors: SHIGEKI HIRASAWA, YUICHI YAGAWA, EIICHI YUKINO, MICHIO MORIOKA, TORU YAMADA, NOBUKAGE TAKAHASHI
  • Identification authenticating system
    Patent number: 4904851
    Abstract: An identification authenticating system includes a first memory for storing a program to perform a preselected calculation on an input value to obtain an expected result. An input value is supplied to the program wherein calculation is performed thereon. An external signal is supplied, and that signal is compared the expected result. A comparison determines whether the expected result and input value correspond to one another, thereby authenticating an identification.
    Type: Grant
    Filed: November 16, 1987
    Date of Patent: February 27, 1990
    Assignee: Hitachi Ltd.
    Inventor: Eiichi Yukino