Patents by Inventor Kou Yatsuka

Kou Yatsuka 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).

  • Apparatus for handling signatures
    Patent number: 5387077
    Abstract: The signature handling apparatus of the invention includes a first stacker for accumulating layers of signatures, a second stacker for piling a plurality of small stacks of the signatures accumulated by the first stacker, and a pair of third stackers arranged below the first stacker and below the second stacker respectively, the pair of third stackers being reciprocatingly revolvable. The signatures on the first stacker are transferred to one of the third stackers, and signatures which have been stacked on the other of the third stackers are transferred to the second stacker.
    Type: Grant
    Filed: March 3, 1993
    Date of Patent: February 7, 1995
    Assignee: Gunze Limited
    Inventors: Kou Yatsuka, Shigenori Tashima