Patents by Inventor Choichi Fujita

Choichi Fujita 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).

  • Plural receiving and recording television system
    Patent number: 4031548
    Abstract: A combination of a television receiver and a television signal recording and/or reproducing apparatus, such as a so-called video tape recorder, forming a television system for receiving, recording and/or reproducing television signals and displaying images thereof, wherein the television receiver portion contains two separate signal selecting and receiving circuitries each including a separately tunable tuner, an intermediate frequency stage and a detector stage, and specific television signals received by the respective circuitries are selectively applied by selecting switches in the television receiver portion to the display stage of the portion of the television receiver for display of images or to the portion of the signal recording and/or reproducing apparatus for recording.
    Type: Grant
    Filed: September 25, 1975
    Date of Patent: June 21, 1977
    Assignee: Sony Corporation
    Inventors: Yoshiro Kato, Choichi Fujita