Patents by Inventor Yosuke KIJIMA

Yosuke KIJIMA 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).

  • Steel pipe pile with spiral blades, composite pile, and construction method of composite pile
    Patent number: 9945088
    Abstract: There is disclosed a steel pipe pile with spiral blades which is capable of effectively improving comparatively soft ground in which a clay layer and the like are present at deep positions of several ten meters beneath the surface of the ground. A steel pipe pile 1 with spiral blades comprises a steel pipe pile main body 10 and one or more spiral blades 20 attached to the steel pipe pile main body 10, and a diameter D of the spiral blade 20 is set to three times or more as large as a diameter d of the steel pipe pile main body 10.
    Type: Grant
    Filed: March 16, 2015
    Date of Patent: April 17, 2018
    Assignee: ASAHI KASEI CONSTRUCTION MATERIALS CORPORATION
    Inventors: Yosuke Kijima, Daisuke Ito, Kenichi Nakahama
  • STEEL PIPE PILE WITH SPIRAL BLADES, COMPOSITE PILE, AND CONSTRUCTION METHOD OF COMPOSITE PILE
    Publication number: 20170089024
    Abstract: There is disclosed a steel pipe pile with spiral blades which is capable of effectively improving comparatively soft ground in which a clay layer and the like are present at deep positions of several ten meters beneath the surface of the ground. A steel pipe pile 1 with spiral blades comprises a steel pipe pile main body 10 and one or more spiral blades 20 attached to the steel pipe pile main body 10, and a diameter D of the spiral blade 20 is set to three times or more as large as a diameter d of the steel pipe pile main body 10.
    Type: Application
    Filed: March 16, 2015
    Publication date: March 30, 2017
    Applicant: ASAHI KASEI CONSTRUCTION MATERIALS CORPORATION
    Inventors: Yosuke KIJIMA, Daisuke ITO, Kenichi NAKAHAMA