Patents by Inventor Tsutomu Mizumi

Tsutomu Mizumi 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).

  • Patent number: 5682815
    Abstract: According to the present invention there are provided method and apparatus for producing a simple printing plate having open cells, which method and apparatus area simple in construction and permit accurate and continuous production of the printing plate. More specifically, as the method there is provided a method of producing a simple printing plate having open cells by pressing both an embossing member having a relief image and a to-be-embossed member which is a sheet having open cells, in a heated state of the embossing member, allowing the relief image to be transferred to the to-be-embossed member, characterized in that the embossing member is attached to an embossing cylinder, the to-be-embossed member is attached to a to-be-embossed cylinder, one or both of the embossing cylinder and the to-be-embossed cylinder being in an arcuate form, and both cylinders are rotated in synchronism with each other, thereby pressing the embossing member and the to-be-embossed member in a rolling fashion.
    Type: Grant
    Filed: April 15, 1996
    Date of Patent: November 4, 1997
    Assignee: Toray Industries, Inc.
    Inventors: Shigetora Kashio, Tsutomu Mizumi, Kuniyuki Takahashi
  • Patent number: 5554334
    Abstract: According to the present invention there are provided method and apparatus for producing a simple printing plate having open cells, which method and apparatus area simple in construction and permit accurate and continuous production of the printing plate. More specifically, as the method there is provided a method of producing a simple printing plate having open cells by pressing both an embossing member having a relief image and a to-be-embossed member which is a sheet having open cells, in a heated state of the embossing member, allowing the relief image to be transferred to the to-be-embossed member, characterized in that the embossing member is attached to an embossing cylinder, the to-be-embossed member is attached to-be-embossed cylinder, one or both of the embossing cylinder and the to-be-embossed cylinder being in an arcuate form, and both cylinders are rotated in synchronism with each other, thereby pressing the embossing member and the to-be-embossed member in a rolling fashion.
    Type: Grant
    Filed: August 15, 1994
    Date of Patent: September 10, 1996
    Assignee: Toray Industries, Inc.
    Inventors: Shigetora Kashio, Tsutomu Mizumi, Kuniyuki Takahashi