Patents by Inventor Keiji Kanouta

Keiji Kanouta 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).

  • Recording and reproducing apparatus for time compressed video signals wherein said signals are expanded and converted into two separate channels before recording
    Patent number: 4780769
    Abstract: A recording and reproducing apparatus wherein the video signal is time base expanded and separated into two channels before being recorded with a two headed recorder on two separate channels of a magnetic medium and wherein during reproduction the two channels from the magnetic medium are supplied to a time base corrector which supplies an output to a channel mixing and time base compressor which converts the two channels into a single output signal. A burst generator inserts burst signals into the two channels before they are recorded.
    Type: Grant
    Filed: February 4, 1986
    Date of Patent: October 25, 1988
    Assignee: Sony Corporation
    Inventors: Toshihiko Numakura, Keiji Kanouta, Masashi Mizuta, Masayoshi Ishimaru, Michio Nagai