Patents by Inventor Osamu Isaka

Osamu Isaka 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 system recording received information on a recording medium while reproducing received information previously recorded on the recording medium
    Patent number: 5706388
    Abstract: A recording system performs a reproducing operation for previously recorded information without stopping a recording operation for information currently being received. A video signal is received from an external video-signal-supplying source via a communication channel. The recording system is connected to a display unit having a screen. A recording medium is provided on which the video signal is recorded. A recording unit automatically records the video signal currently being received on the recording medium when a recording start command is received while an image according to the video signal currently being received is being projected. A reproducing unit reproduces the video signal recorded on the recording medium when a reproducing start command is received.
    Type: Grant
    Filed: December 30, 1996
    Date of Patent: January 6, 1998
    Assignee: Ricoh Company, Ltd.
    Inventor: Osamu Isaka