Patents by Inventor Shunjiro Ohkawa

Shunjiro Ohkawa 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: 4029222
    Abstract: In order to automatically load sheet materials on a plurality of shelves piled on a book truck, an apparatus comprises a loading mechanism provided adjacent to the book truck for loading predetermined numbers of the sheet material on the shelves of the book truck, a waiting mechanism provided adjacent to an end of the loading mechanism remote from the book truck for conveying the sheet materials onto the loading mechanism when the loading mechanism has no sheet material thereon and for holding the sheet materials thereon when the loading mechanism has the sheet materials thereon, and a lining-up mechanism provided adjacent to an end of the waiting mechanism remote from the loading mechanism for lining up the sheet materials and conveying the sheet materials onto the waiting mechanism.
    Type: Grant
    Filed: April 21, 1975
    Date of Patent: June 14, 1977
    Assignee: Bridgestone Tire Company Limited
    Inventors: Eizi Yano, Shunjiro Ohkawa, Tadaaki Komatsu, Masami Adachi
  • Patent number: 3986476
    Abstract: An apparatus for coating a liquid on opposite sides of a flexible material, which is particularly suitable for use in applying a splicing cement to predetermined surface areas on obverse and reverse sides of a vehicle tire tread. The apparatus comprises in combination: first sheet conveying means for transferring a flexible sheet material through a first coating position; first liquid coating means located at the first sheet coating position for applying a coating liquid on a predetermined surface on an obverse side of the sheet material; second sheet conveying means for transferring the flexible sheet material through a second liquid coating position; second liquid coating means located at the second coating position for applying the coating liquid on predetermined surface on a reverse side of the sheet material; and turn-over means located between the first and second sheet conveying means for transferring the flexible sheet material upside-down from the first to the second sheet conveying means.
    Type: Grant
    Filed: April 18, 1975
    Date of Patent: October 19, 1976
    Assignee: Bridgestone Tire Company Limited
    Inventors: Eizi Yano, Shunjiro Ohkawa, Tadaaki Komatsu