Patents by Inventor Manabu Iwatake

Manabu Iwatake 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).

  • Evacuated blood collection tube for rapid blood coagulation
    Patent number: 6416717
    Abstract: Providing an evacuated blood collection tube for blood collection rapidly, whereby serum of high purity can be isolated in a rapid and simple manner with no occurrence of fibrin deposition. Beads each coated with a blood coagulation-promoting enzyme comprising thrombin and batroxobin are contained in the evacuated blood collection tube. Preferably, thrombin is used in an amount of 0.1 to 3 IU and batroxobin is used in an amount of 0.25 to 2 BU, per 1 ml of collected blood.
    Type: Grant
    Filed: August 27, 1999
    Date of Patent: July 9, 2002
    Assignee: Nipro Corporation
    Inventors: Ken Suzuki, Hironori Kondo, Manabu Iwatake