Patents by Inventor Yasuhide Tabuchi

Yasuhide Tabuchi 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: 5502758
    Abstract: A mobile terminal position information display system which detects accurate information on a position between a radio controller and a radio telephone and displays the position and locus of movement of the radio telephone. The system includes one or more mobile terminals which make communication by radio to output signals indicative of their positions; one or more mobile terminal control units for transmitting/receiving a signal to/from a mobile terminal, at least one exchange to which a mobile terminal control unit is connected, and an output processor including an analyzer for analyzing the signal indicative of the position of the mobile terminal from the reporting unit to output information on the position of the mobile terminal. The mobile terminal control units each include a detector for detecting a signal indicative of the position of a mobile terminal.
    Type: Grant
    Filed: April 28, 1995
    Date of Patent: March 26, 1996
    Assignees: Hitachi, Ltd., Hitachi Software Engineering Co., Ltd.
    Inventors: Takuo Tsuzuki, Yasuhide Tabuchi, Yasumasa Ishiwata
  • Patent number: 5434904
    Abstract: A mobile terminal position information display system which detects accurate information on a position between a radio controller and a radio telephone and displays the position and locus of movement of the radio telephone. The system includes one or more mobile terminals which make communication by radio to output signals indicative of their positions; one or more mobile terminal control units for transmitting/receiving a signal to/from a mobile terminal, at least one exchange to which a mobile terminal control unit is connected, and an output processor including an analyzer for analyzing the signal indicative of the position of the mobile terminal from the reporting unit to output information on the position of the mobile terminal. The mobile terminal control units each include a detector for detecting a signal indicative of the position of a mobile terminal.
    Type: Grant
    Filed: July 21, 1993
    Date of Patent: July 18, 1995
    Assignees: Hitachi, Ltd., Hitachi Software Engineering Co., Ltd.
    Inventors: Takuo Tsuzuki, Yasuhide Tabuchi, Yasumasa Ishiwata
  • Patent number: 4129353
    Abstract: A terminal block for connecting terminals of an electric apparatus to a load cable which comprises a plurality of parallel auxiliary connectors, one of the two ends of the plurality of auxiliary connectors being connected to the terminals of the electric apparatus and the other of the two ends of the plurality of auxiliary connectors forming steps in a transverse direction for connection with the load cable; and an insulating base which is fixed to the auxiliary connectors to provide insulation between them and between the auxiliary connectors and the load cable, whereby the load cable can be connected to the terminals of the electric apparatus at a right angle to the terminals.
    Type: Grant
    Filed: October 17, 1977
    Date of Patent: December 12, 1978
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventor: Yasuhide Tabuchi