Patents by Inventor Masahiko Tsukagoshi

Masahiko Tsukagoshi 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).

  • Channel selecting apparatus and method used in a television receiving apparatus and capable of memorizing channel data
    Patent number: 5034819
    Abstract: A channel selecting apparatus for television receivers and the like wherein, in case data showing a predetermined channel are stored in a memory (RAM of a channel selecting microcomputer), a first channel selection device provides a tunner with a channel selection controlling signal based on this data. However, in case the data showing the predetermined channel is not stored in the memory, a second channel selection device sequentially provides channel selection controlling signals for receiving respective channels and, when a judging signal showing that a broadcast signal is included in a receiving channel is input from a judging circuit, that channel will be received.
    Type: Grant
    Filed: June 19, 1990
    Date of Patent: July 23, 1991
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masahiko Tsukagoshi