Patents by Inventor Tuguhide Sakata

Tuguhide Sakata 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/or reproducing apparatus having, in addition to a recording medium, memory means for memorizing information reproduced from the recording medium
    Patent number: 5062009
    Abstract: A recording and/or reproduction apparatus having a control circuit so that when it is desired to reproduce information recorded in tracks on a recording medium, after such a reproducing operation has been stably performed, the information recorded in the track is caused to be memorized in a memory.
    Type: Grant
    Filed: March 15, 1990
    Date of Patent: October 29, 1991
    Assignee: Canon Kabushiki Kaisha
    Inventors: Shigeo Yamagata, Tuguhide Sakata, Tomishige Taguchi, Somei Kawasaki
  • Synchronizing pulse signal generation device
    Patent number: 4851910
    Abstract: A synchronizing pulse signal generation device separates horizontal and vertical synchronizing signals from a video signal; generates a clock signal which is phase locked relative to the phase of the horizontal synchronizing signal; and generates, by using the clock signal, a synchronizing pulse signal which is phase locked relative to the vertical and horizontal synchronizing signals.
    Type: Grant
    Filed: September 17, 1987
    Date of Patent: July 25, 1989
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hisashi Kawai, Makoto Masunaga, Tuguhide Sakata, Masahiro Takei, Kenichi Nagasawa
  • Synchronizing pulse signal generation device
    Patent number: 4729024
    Abstract: A synchronizing pulse signal generation device separates horizontal and vertical synchronizing signals from a video signal; generates a clock signal which is phase locked relative to the phase of the horizontal synchronizing signal; and generates, by using the clock signal, a synchronizing pulse signal which is phase locked relative to the vertical and horizontal synchronizing signals.
    Type: Grant
    Filed: March 18, 1986
    Date of Patent: March 1, 1988
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hisashi Kawai, Makoto Masunaga, Tuguhide Sakata, Masahiro Takei, Kenichi Nagasawa