Patents by Inventor Kenzo Asaoka

Kenzo Asaoka 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).

  • Alloy for medical use and medical device
    Patent number: 8821566
    Abstract: Provided is alloy for medical use and a medical device that is novel and useful. The alloy for medical use according to, for example, an embodiment of the present invention is mainly composed of three kinds of elements of gold (Au), platinum (Pt), and niobium (Nb). A total content of the three kinds of elements can be no smaller than 99% by weight, in which a platinum content can be no smaller than 5% by weight and no greater than 50% by weight and a niobium content can be no smaller than 3% by weight and no greater than 15% by weight. By adjusting the content ratio of the three elements, for example, it is possible to reduce or prevent artifacts in an MRI. Non-magnetization is also possible.
    Type: Grant
    Filed: January 22, 2010
    Date of Patent: September 2, 2014
    Assignee: The University of Tokushima
    Inventors: Kenichi Hamada, Eiichi Honda, Kenzo Asaoka, Midori Yoshida
  • ALLOY FOR MEDICAL USE AND MEDICAL DEVICE
    Publication number: 20120035632
    Abstract: Provided is alloy for medical use and a medical device that is novel and useful. The alloy for medical use according to, for example, an embodiment of the present invention is mainly composed of three kinds of elements of gold (Au), platinum (Pt), and niobium (Nb). A total content of the three kinds of elements can be no smaller than 99% by weight, in which a platinum content can be no smaller than 5% by weight and no greater than 50% by weight and a niobium content can be no smaller than 3% by weight and no greater than 15% by weight. By adjusting the content ratio of the three elements, for example, it is possible to reduce or prevent artifacts in an MRI. Non-magnetization is also possible.
    Type: Application
    Filed: January 22, 2010
    Publication date: February 9, 2012
    Applicant: The University of Tokushima
    Inventors: Kenichi Hamada, Eiichi Honda, Kenzo Asaoka, Midori Yoshida