Patents by Inventor Yohei NISHIUMI

Yohei NISHIUMI 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).

  • Drawing device and drawing method
    Patent number: 10106919
    Abstract: A drawing device for drawing a drawable material, the drawing device comprising at least a pair of tapered rollers each having a taper ratio in a range of 0.035 to 0.50, wherein the taper ratio is represented by (???)/2L, where ? denotes a maximum diameter of the roller, ? denotes a minimum diameter of the roller, and L denotes a length of a tapered portion of the roller.
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: October 23, 2018
    Assignee: KURARAY CO., LTD.
    Inventors: Hideki Kamada, Teruyuki Itami, Toshiaki Ikimine, Yohei Nishiumi, Shohei Shibata, Toshiji Kashiwagi
  • DRAWING DEVICE AND DRAWING METHOD
    Publication number: 20150292127
    Abstract: A drawing device for drawing a drawable material, the drawing device comprising at least a pair of tapered rollers each having a taper ratio in a range of 0.035 to 0.50, wherein the taper ratio is represented by (???)/2L, where ? denotes a maximum diameter of the roller, ? denotes a minimum diameter of the roller, and L denotes a length of a tapered portion of the roller.
    Type: Application
    Filed: June 26, 2015
    Publication date: October 15, 2015
    Applicant: KURARAY CO., LTD.
    Inventors: Hideki KAMADA, Teruyuki ITAMI, Toshiaki IKIMINE, Yohei NISHIUMI, Shohei SHIBATA, Toshiji KASHIWAGI