Patents by Inventor Takehiko Kayahara

Takehiko Kayahara 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).

  • Electronic musical instrument with automatic ending accompaniment function
    Patent number: 4646610
    Abstract: When an ending switch is operated on an electronic musical instrument while an automatic accompaniment is being produced, the pattern data of an automatic ending accompaniment is read out from a memory. Corresponding accompaniment sounds are generated from a loudspeaker to obtain the automatic ending.
    Type: Grant
    Filed: October 3, 1985
    Date of Patent: March 3, 1987
    Assignee: Casio Computer Co., Ltd.
    Inventors: Keiichi Sakurai, Takehiko Kayahara
  • Auto-playing apparatus
    Patent number: 4624171
    Abstract: Data for a plurality of musical pieces is preset in a ROM pack and also on a tape recorder. Musical piece data read out from the ROM pack or tape recorder is supplied from a control section to melody generators, a chord generator, a bass generator and a rhythm generator. Melody data, chord data, and rhythm data obtained from these generators are coupled through an amplifier to a loudspeaker.
    Type: Grant
    Filed: January 23, 1986
    Date of Patent: November 25, 1986
    Assignee: Casio Computer Co., Ltd.
    Inventors: Keiji Yuzawa, Naoaki Matsumoto, Takehiko Kayahara, Naofumi Tateishi, Makoto Fukuda
  • Electronic musical instrument
    Patent number: 4437378
    Abstract: Bar code data are read out by a bar code reader from a medium on which predetermined tone data are printed in the form of bar codes and are successively stored in a RAM. When a mode selection switch is set to a position "NAVI", a LED provided in the vicinity of a performance key corresponding to the pitch of a tone next to be produced next, is turned on under the control of a control section. Performance of music can be obtained by successively operating performance keys indicated by associated LEDs turned on one after another.
    Type: Grant
    Filed: March 23, 1982
    Date of Patent: March 20, 1984
    Assignee: Casio Computer Co., Ltd.
    Inventors: Hideaki Ishida, Tomohisa Ishikawa, Koji Yamana, Takehiko Kayahara
  • Auto-playing apparatus
    Patent number: RE33607
    Abstract: Data for a plurality of musical pieces is preset in a ROM pack and also on a tape recorder. Musical piece data read out from the ROM pack or tape recorder is supplied from a control section to melody generators, a chord generator, a bass generator and a rhythm generator. Melody data, chord data, and rhythm data obtained from these generators are coupled through an amplifier to a loudspeaker.
    Type: Grant
    Filed: January 30, 1990
    Date of Patent: June 11, 1991
    Assignee: Casio Computer Co. Ltd.
    Inventors: Keiji Yuzawa, Naoaki Matsumoto, Takehiko Kayahara, Naofumi Tateishi, Makoto Fukuda