Patents by Inventor Takaharu Takagishi

Takaharu Takagishi 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).

  • Paper feeding device for a copying machine
    Patent number: 4268163
    Abstract: An electrostatic copying apparatus has a device for nipping a leading end of a strip of paper as paid off from a roll and for feeding the paper during the copying operation. A driving motor is provided for operating the apparatus, and the device includes a pair of feed rollers movable out of contact with one another, and a mechanism is provided for effecting such movement. A mechanism is also provided for actuating the moving mechanism, and the feed rollers, the driving motor and the actuating mechanism are so controlled as to maintain the rollers in contact with one another during the copying operation. The actuating mechanism is arranged for effecting movement of the rollers out of contact with one another during inoperation of the driving motor.
    Type: Grant
    Filed: July 5, 1979
    Date of Patent: May 19, 1981
    Assignee: Minolta Camera Kabushiki Kaisha
    Inventors: Yasuhiko Doi, Soichi Iwao, Takaharu Takagishi