Patents by Inventor Yuuichi Kawai

Yuuichi Kawai 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).

  • Patent number: 8870231
    Abstract: In a fiber-reinforced resin pipe for introducing and discharging a liquid, a pipe (1) is provided with a plurality of introduction/discharge parts (2) for introducing or discharging liquid that are arranged at intervals in the axial direction from a peripheral surface of the pipe.
    Type: Grant
    Filed: April 24, 2009
    Date of Patent: October 28, 2014
    Assignees: Mitsubishi Heavy Industries, Ltd., Arisawa Mfg. Co., Ltd.
    Inventors: Nozomu Kawasetsu, Yoshinori Nonaka, Kenji Tanaka, Koji Ando, Hiroshi Tanaka, Yuuichi Kawai
  • Publication number: 20100206421
    Abstract: There is provided an extremely practical fiber-reinforced resin pipe that is lightweight and easy to handle; does not require a weld joint to provide an introduction/outlet part, closure lid, or other component; has excellent corrosion resistance; and is substantially less expensive than a super stainless steel pipe. In a fiber-reinforced resin pipe for introducing and discharging a liquid, a pipe (1) is provided with a plurality of introduction/discharge parts (2) for introducing or discharging liquid that are arranged at intervals in the axial direction from a peripheral surface of the pipe.
    Type: Application
    Filed: April 24, 2009
    Publication date: August 19, 2010
    Applicants: MITSUBISHI HEAVY INDUSTRIES, LTD., ARISAWA MFG. CO., LTD.
    Inventors: Nozomu Kawasetsu, Yoshinori Konaka, Kenji Tanaka, Koji Ando, Hiroshi Tanaka, Yuuichi Kawai