Patents by Inventor Takushi DOI

Takushi DOI 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).

  • Facepiece and Breathing Apparatus
    Publication number: 20210213309
    Abstract: There is provided a facepiece that does not hinder the movement of a wearer. A facepiece that covers a face of a wearer, the facepiece including: a front surface plate that is a transparent plate-like member having a size that can cover the face of the wearer; and a rotation mechanism passing through the front surface plate on either a right or left side of the wearer and being rotatable with respect to the front surface plate.
    Type: Application
    Filed: May 28, 2019
    Publication date: July 15, 2021
    Applicants: SHIGEMATSU WORKS CO., LTD., AIR WATER SAFETY SERVICE INC.
    Inventors: Nobuo SHIGEMATSU, Kenichi ONO, Hiroyuki IDE, Masaru FUKUDA, Shinji YAMAMOTO, Takushi DOI, Masashi YOKOYAMA
  • Back Carrier and Breathing Apparatus
    Publication number: 20210205641
    Abstract: There is provided a back carrier that does not hinder the movement of a wearer. A back carrier having a gas cylinder attached thereto, and carried on wearer's back, the back carrier including: a main body to which the gas cylinder is attached; and an adjuster including a regulator and a pressure demand valve attached to the main body and integrated with each other.
    Type: Application
    Filed: May 28, 2019
    Publication date: July 8, 2021
    Applicants: AIR WATER SAFETY SERVICE INC., SHIGEMATSU WORKS CO., LTD.
    Inventors: Shinji YAMAMOTO, Takushi DOI, Masashi YOKOYAMA, Nobuo SHIGEMATSU, Kenichi ONO, Hiroyuki IDE, Masaru FUKUDA