Patents by Inventor Yuhei MATSUBARA

Yuhei MATSUBARA 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).

  • Method for detoxifying asbestos
    Patent number: 10729926
    Abstract: The method for detoxifying asbestos disclosed here includes: preparing an asbestos-containing substance that contains at least one type of asbestos; preparing an asbestos treatment agent that contains a mineral acid, N-methyl-2-pyrrolidone and a fluoride; and bringing the asbestos-containing substance into contact with the asbestos treatment agent so as to detoxify asbestos in the asbestos-containing substance. Due to this configuration, asbestos in the asbestos-containing substance can be favorably detoxified.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: August 4, 2020
    Assignees: KOKIGUMI CO., LTD., NATIONAL UNIVERSITY CORPORATION TOTTORI UNIVERSITY
    Inventors: Toshimitsu Myoga, Koichi Takahashi, Kazuhiro Iizuka, Yuhei Matsubara, Toshiyuki Tanaka, Hisaki Okamoto
  • Method for detoxifying asbestos
    Patent number: 10722742
    Abstract: The method for detoxifying asbestos disclosed here includes: preparing an asbestos-containing substance that contains at least one type of asbestos; preparing an asbestos treatment agent that contains a mineral acid and N-methyl-2-pyrrolidone; and bringing the asbestos-containing substance into contact with the asbestos treatment agent so as to detoxify asbestos in the asbestos-containing substance. Due to this configuration, asbestos in the asbestos-containing substance can be favorably detoxified.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: July 28, 2020
    Assignees: KOKIGUMI CO., LTD, NATIONAL UNIVERSITY CORPORATION TOTTORI UNIVERSITY
    Inventors: Toshimitsu Myoga, Koichi Takahashi, Kazuhiro Iizuka, Yuhei Matsubara, Toshiyuki Tanaka, Hisaki Okamoto
  • METHOD FOR DETOXIFYING ASBESTOS, AND TREATMENT AGENT USED IN THE METHOD
    Publication number: 20190374805
    Abstract: The method for detoxifying asbestos disclosed here includes: preparing an asbestos-containing substance that contains at least one type of asbestos; preparing an asbestos treatment agent that contains a mineral acid and N-methyl-2-pyrrolidone; and bringing the asbestos-containing substance into contact with the asbestos treatment agent so as to detoxify asbestos in the asbestos-containing substance. Due to this configuration, asbestos in the asbestos-containing substance can be favorably detoxified.
    Type: Application
    Filed: July 6, 2018
    Publication date: December 12, 2019
    Applicants: KOKIGUMI CO., LTD, NATIONAL UNIVERSITY CORPORATION TOTTORI UNIVERSITY
    Inventors: Toshimitsu MYOGA, Koichi TAKAHASHI, Kazuhiro IIZUKA, Yuhei MATSUBARA, Toshiyuki TANAKA, Hisaki OKAMOTO
  • METHOD FOR DETOXIFYING ASBESTOS, AND TREATMENT AGENT USED IN THE METHOD
    Publication number: 20190358480
    Abstract: The method for detoxifying asbestos disclosed here includes: preparing an asbestos-containing substance that contains at least one type of asbestos; preparing an asbestos treatment agent that contains a mineral acid, N-methyl-2-pyrrolidone and a fluoride; and bringing the asbestos-containing substance into contact with the asbestos treatment agent so as to detoxify asbestos in the asbestos-containing substance. Due to this configuration, asbestos in the asbestos-containing substance can be favorably detoxified.
    Type: Application
    Filed: July 6, 2018
    Publication date: November 28, 2019
    Applicants: KOKIGUMI CO., LTD, KOKIGUMI CO., LTD, NATIONAL UNIVERSITY CORPORATION TOTTORI UNIVERSITY, NATIONAL UNIVERSITY CORPORATION TOTTORI UNIVERSITY
    Inventors: Toshimitsu MYOGA, Koichi TAKAHASHI, Kazuhiro IIZUKA, Yuhei MATSUBARA, Toshiyuki TANAKA, Hisaki OKAMOTO
  • Fire extinguishing agent discharge apparatus
    Patent number: 10016639
    Abstract: Provided is a dropping-type fire extinguishing body that, in fire extinguishing using a gel-like fire extinguishing agent, can allow the fire extinguishing agent to be smoothly conveyed and dropped. A dropping-type fire extinguishing body 1 to be dropped onto the fire site to extinguish the fire, wherein a gelling agent 3 is contained in a bag body 2 formed of a water-permeable material and water is permeated into the body and is mixed with the gelling agent to prepare a gel-like fire extinguishing agent, thereby filling the gel-like fire extinguishing agent into the inside of the bag body.
    Type: Grant
    Filed: February 25, 2015
    Date of Patent: July 10, 2018
    Assignees: ILUKA COLLEGE CO., LTD., NATIONAL UNIVERSITY CORPORATION TOTTORI UNIVERSITY
    Inventors: Noriko Asayama, Yuhei Matsubara
  • FIRE EXTINGUISHING AGENT DISCHARGE APPARATUS
    Publication number: 20170216638
    Abstract: Provided is a dropping-type fire extinguishing body that, in fire extinguishing using a gel-like fire extinguishing agent, can allow the fire extinguishing agent to be smoothly conveyed and dropped. A dropping-type fire extinguishing body 1 to be dropped onto the fire site to extinguish the fire, wherein a gelling agent 3 is contained in a bag body 2 formed of a water-permeable material and water is permeated into the body and is mixed with the gelling agent to prepare a gel-like fire extinguishing agent, thereby filling the gel-like fire extinguishing agent into the inside of the bag body.
    Type: Application
    Filed: February 25, 2015
    Publication date: August 3, 2017
    Inventors: Noriko ASAYAMA, Yuhei MATSUBARA