Patents by Inventor Takao Hidano

Takao Hidano 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).

  • Cartridge library apparatus for handling a number of cartridges in one operation
    Patent number: 5442500
    Abstract: A cartridge library apparatus adapted to large number of cartridges in one operation, comprising magazines each of which can be loaded with the large number of cartridges, and a magazine rack in which the magazine is detachably accommodated. The magazine is provided with erroneous insertion restraint portions each of which prevents the corresponding cartridge from completely entering the cartridge accommodation space of the magazine when the cartridge lying in an erroneous direction with respect to the magazine is intended to be inserted into the space.
    Type: Grant
    Filed: January 21, 1994
    Date of Patent: August 15, 1995
    Assignee: Hitachi, Ltd.
    Inventors: Takao Hidano, Masatoshi Ishikawa