Patents by Inventor Kengo Murofushi

Kengo Murofushi 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: 10808663
    Abstract: To obtain an end cap that enables a brazing material ring to be appropriately placed and brazing to be reliably performed when inserting and placing an insertion part of the end cap in an end part of a rail body and securing the end cap by brazing it with the brazing material ring and, also, that is unlikely to result in a broken rail body when internal pressure is applied. An end cap to be inserted into and placed inside an end part of a rail body 2 and secured to an inner circumference of the rail body 2 by brazing, wherein an outer circumference of an insertion part 3 for insertion into the rail body 2 comprises an engagement groove 10 that is composed of a pair of side surfaces 11, 12 and a bottom surface 13 and that is capable of engagement with a brazing material ring 15.
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: October 20, 2020
    Assignee: USUI CO., LTD.
    Inventors: Kengo Murofushi, Takanori Kanda
  • Publication number: 20190264643
    Abstract: To obtain an end cap that enables a brazing material ring to be appropriately placed and brazing to be reliably performed when inserting and placing an insertion part of the end cap in an end part of a rail body and securing the end cap by brazing it with the brazing material ring and, also, that is unlikely to result in a broken rail body when internal pressure is applied. An end cap to be inserted into and placed inside an end part of a rail body 2 and secured to an inner circumference of the rail body 2 by brazing, wherein an outer circumference of an insertion part 3 for insertion into the rail body 2 comprises an engagement groove 10 that is composed of a pair of side surfaces 11, 12 and a bottom surface 13 and that is capable of engagement with a brazing material ring 15.
    Type: Application
    Filed: June 26, 2017
    Publication date: August 29, 2019
    Inventors: Kengo MUROFUSHI, Takanori KANDA
  • Publication number: 20160341163
    Abstract: Provided is a stainless steel automotive fuel pipe having a copper brazed part with excellent corrosion resistance. The fuel pipe is characterized in that a Cu—Ni brazing material containing 3 to 10% by weight of Ni is used as a copper brazing material for in-furnace brazing, and a nickel component of a diffusion layer positioned midway between a stainless-steel base material and the copper brazing material of a copper brazed part are in a state similar to that of the stainless-steel base material.
    Type: Application
    Filed: February 6, 2015
    Publication date: November 24, 2016
    Applicant: USUI KOKUSAI SANGYO KAISHA LIMITED
    Inventors: Motoharu Sugiyama, Iyoshi Watanabe, Kengo Murofushi