Patents by Inventor Naoki Koinuma

Naoki Koinuma 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).

  • CATHETER BALLOON AND BALLOON CATHETER
    Publication number: 20150094658
    Abstract: A catheter balloon and a balloon catheter in which compliance characteristics of a membrane are improved in its entirety. The catheter balloon includes a membranous body that can dilate and contract by fluid supplied from a catheter. The membranous body includes an intermediate layer which is formed of a non-elastomer, an outer layer which is arranged on an outer surface of the intermediate layer and contains an elastomer, and an inner layer which is arranged on an inner surface of the intermediate layer and contains an elastomer. The average wall thickness of the intermediate layer is within 30% to 70% of the wall thickness of the balloon in its entirety.
    Type: Application
    Filed: September 16, 2014
    Publication date: April 2, 2015
    Applicant: TERUMO KABUSHIKI KAISHA
    Inventors: Naoyuki MAEDA, Naoki Koinuma, Takuya Kakimoto