Patents by Inventor Yuko Ushiki

Yuko Ushiki 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: 7560074
    Abstract: The present invention provides a sample breaking-up instrument and a method thereof, in which a pressing member is pressed by a centrifugal force against a sample within a cylindrical body provided with a filter member to thereby break-up the sample safely and efficiently. Provided is an instrument for breaking-up a sample, comprising: a cylindrical body having a through hole opening in both ends thereof; a filter member installed in one end of the cylindrical body within the through hole; and a pressing member to be operatively inserted into the hole of the cylindrical body from the other end thereof so as to be slidable therethrough in a sealed manner, wherein a force is exerted on the pressing member so that the pressing member presses the sample placed between the pressing member and the filter member against the filter member and thereby the sample is forced to pass through the filter member and is thus broken-up.
    Type: Grant
    Filed: December 17, 2004
    Date of Patent: July 14, 2009
    Assignee: Nippi, Inc.
    Inventors: Takuji Yamamoto, Yuko Ushiki, Shunji Hattori, Shinkichi Irie
  • Publication number: 20060078474
    Abstract: The present invention provides a sample breaking-up instrument and a method thereof, in which a pressing member is pressed by a centrifugal force against a sample within a cylindrical body provided with a filter member to thereby break-up the sample safely and efficiently. Provided is an instrument for breaking-up a sample, comprising: a cylindrical body having a through hole opening in both ends thereof; a filter member installed in one end of said cylindrical body within said through hole; and a pressing member to be operatively inserted into said hole of said cylindrical body from the other end thereof so as to be slidable therethrough in a sealed manner, wherein a force is exerted on said pressing member so that said pressing member presses said sample placed between said pressing member and said filter member against said filter member and thereby said sample is forced to pass through said filter member and is thus broken-up.
    Type: Application
    Filed: December 17, 2004
    Publication date: April 13, 2006
    Applicant: Nippi, Inc.
    Inventors: Takuji Yamamoto, Yuko Ushiki, Shunji Hattori, Shinkichi Irie