Patents by Inventor Kouichi Takamatsu

Kouichi Takamatsu 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).

  • Sealing device and container
    Patent number: 5950850
    Abstract: The present invention provides a sealing device comprising a container and a synthetic resin cap attached to a mouth portion thereof. The synthetic resin cap has a cap main body having a top plate portion and a tubular portion extending downward from the periphery thereof, the tubular portion being partitioned by a tearable weakening line into an upper main portion and a lower tamper-evidence ring portion, a threaded portion being formed on an inner wall surface of the main portion, and erectable engaging projections being provided on an inner wall surface of the tamper-evidence ring portion.
    Type: Grant
    Filed: January 14, 1998
    Date of Patent: September 14, 1999
    Assignees: Shibazaki Seisakusho, Ltd., Suntory Limited
    Inventors: Kouichi Takamatsu, Tatsuya Gomi
  • Sealing device and container
    Patent number: 5860542
    Abstract: A sealing device comprises a container and a synthetic resin cap attached to the mouth portion thereof. The synthetic resin cap has a cap main body composed of a top plate portion and a tube portion extending downward from the periphery thereof, the tube portion being separated by means of a tearable weakening line into an upper main portion and a lower tamper-evidence ring portion, a threaded portion being formed on the inner wall surface of the main portion, and erectable engaging projections being provided on the inner wall surface of the tamper-evidence ring portion.
    Type: Grant
    Filed: May 14, 1997
    Date of Patent: January 19, 1999
    Assignee: Shibazaki Seisakusho Ltd.
    Inventor: Kouichi Takamatsu