Patents by Inventor Yasunari KOJIMA

Yasunari KOJIMA 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).

  • SOUNDPROOF MEMBER AND PRODUCTION METHOD THEREOF
    Publication number: 20240149801
    Abstract: In a soundproof member 10 including a polyurethane foam 11 and disposed apart from an engine E on a vehicle interior side of a dash panel 50 partitioning a space into an engine room having the engine E as a sound source and a vehicle interior, the polyurethane foam 11 has a surface layer 12 on at least a part of the surface thereof, a one side surface of the polyurethane foam 11 directly facing the vehicle interior side of the dash panel 50 has at least a surface layer 12A in an open cell state or a core, and a surface layer 12B of the other side surface opposite to the one side surface is a surface layer in a closed cell state.
    Type: Application
    Filed: November 8, 2022
    Publication date: May 9, 2024
    Applicant: INOAC CORPORATION
    Inventors: Yosuke HASEGAWA, Yasunari KOJIMA
  • Soundproof member and production method thereof
    Patent number: 11970120
    Abstract: In a soundproof member 10 including a polyurethane foam 11 and disposed apart from an engine E on a vehicle interior side of a dash panel 50 partitioning a space into an engine room having the engine E as a sound source and a vehicle interior, the polyurethane foam 11 has a surface layer 12 on at least a part of the surface thereof, a one side surface of the polyurethane foam 11 directly facing the vehicle interior side of the dash panel 50 has at least a surface layer 12A in an open cell state or a core, and a surface layer 12B of the other side surface opposite to the one side surface is a surface layer in a closed cell state.
    Type: Grant
    Filed: November 8, 2022
    Date of Patent: April 30, 2024
    Assignee: INOAC CORPORATION
    Inventors: Yosuke Hasegawa, Yasunari Kojima
  • Soundproof member and production method thereof
    Patent number: 11532294
    Abstract: In a soundproof member 10 including a polyurethane foam 11 and disposed apart from an engine E on a vehicle interior side of a dash panel 50 partitioning a space into an engine room having the engine E as a sound source and a vehicle interior, the polyurethane foam 11 has a surface layer 12 on at least a part of the surface thereof, a one side surface of the polyurethane foam 11 directly facing the vehicle interior side of the dash panel 50 has at least a surface layer 12A in an open cell state or a core, and a surface layer 12B of the other side surface opposite to the one side surface is a surface layer in a closed cell state.
    Type: Grant
    Filed: March 20, 2018
    Date of Patent: December 20, 2022
    Assignee: INOAC CORPORATION
    Inventors: Yosuke Hasegawa, Yasunari Kojima
  • SOUNDPROOF MEMBER AND PRODUCTION METHOD THEREOF
    Publication number: 20200013384
    Abstract: In a soundproof member 10 including a polyurethane foam 11 and disposed apart from an engine E on a vehicle interior side of a dash panel 50 partitioning a space into an engine room having the engine E as a sound source and a vehicle interior, the polyurethane foam 11 has a surface layer 12 on at least a part of the surface thereof, a one side surface of the polyurethane foam 11 directly facing the vehicle interior side of the dash panel 50 has at least a surface layer 12A in an open cell state or a core, and a surface layer 12B of the other side surface opposite to the one side surface is a surface layer in a closed cell state.
    Type: Application
    Filed: March 20, 2018
    Publication date: January 9, 2020
    Applicant: INOAC CORPORATION
    Inventors: Yosuke HASEGAWA, Yasunari KOJIMA