Patents by Inventor Kazunari Yoshikawa

Kazunari Yoshikawa 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).

  • Cover for being mounted on a multi-compartment infusion bag
    Patent number: 7938815
    Abstract: An object of the present device is to provide a cover capable of preventing the administration of unmixed medicaments to a patient. The cover for being mounted on a multi-compartment infusion bag of the present device is a cover for being mounted on a multi-compartment infusion bag including a plurality of compartments partitioned by at least one easily peelable partitioning seal portion which is opened in response to an increase in the internal pressure of at least one of the plurality of compartments induced by pressing said at least one of the plurality of compartments. The cover has a pair of pinch members that pinch at least one of the plurality compartments. The pair of pinch members has engaging elements that engage each other to maintain a pinching state of the pair of pinch members until the pinching state is released in response to an increase in the internal pressure of said at least one of the compartments so that the suspension portion can be used.
    Type: Grant
    Filed: September 5, 2006
    Date of Patent: May 10, 2011
    Assignee: Otsuka Pharmaceutical Factory, Inc.
    Inventors: Hidekatsu Shoji, Kazunari Yoshikawa, Isamu Tateishi
  • Cover for Being Mounted on a Multi-Compartment Infusion Bag
    Publication number: 20090131903
    Abstract: An object of the present device is to provide a cover capable of preventing the administration of unmixed medicaments to a patient. The cover for being mounted on a multi-compartment infusion bag of the present device is a cover for being mounted on a multi-compartment infusion bag including a plurality of compartments partitioned by at least one easily peelable partitioning seal portion which is opened in response to an increase in the internal pressure of at least one of the plurality of compartments induced by pressing said at least one of the plurality of compartments. The cover has a pair of pinch members that pinch at least one of the plurality compartments. The pair of pinch members has engaging elements that engage each other to maintain a pinching state of the pair of pinch members until the pinching state is released in response to an increase in the internal pressure of said at least one of the compartments so that the suspension portion can be used.
    Type: Application
    Filed: September 5, 2006
    Publication date: May 21, 2009
    Applicant: OTSUKA PHARMACEUTICAL FACTORY, INC.
    Inventors: Hidekatsu Shoji, Kazunari Yoshikawa, Isamu Tateishi