Patents by Inventor Naokuni HAYAKAWA

Naokuni HAYAKAWA 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).

  • Noise reflector, fender liner, and silencing method
    Patent number: 11648892
    Abstract: A noise reflector configured to reduce engine sound passing below a side member of a vehicle and leaking laterally from the vehicle. The noise reflector is disposed on a lower side of a lower surface of the side member, has a sound reflective surface tilted from a vertical direction to be directed downward as being gradually laterally distant from an engine, and is configured to reflect downward engine sound received by the sound reflective surface and cause the engine sound thus reflected to interfere with engine sound passing below the side member.
    Type: Grant
    Filed: May 18, 2021
    Date of Patent: May 16, 2023
    Assignee: INOAC CORPORATION
    Inventors: Katsuhiro Tange, Hiroki Sugimoto, Naokuni Hayakawa
  • NOISE REFLECTOR, FENDER LINER, AND SILENCING METHOD
    Publication number: 20210370854
    Abstract: A noise reflector configured to reduce engine sound passing below a side member of a vehicle and leaking laterally from the vehicle. The noise reflector is disposed on a lower side of a lower surface of the side member, has a sound reflective surface tilted from a vertical direction to be directed downward as being gradually laterally distant from an engine, and is configured to reflect downward engine sound received by the sound reflective surface and cause the engine sound thus reflected to interfere with engine sound passing below the side member.
    Type: Application
    Filed: May 18, 2021
    Publication date: December 2, 2021
    Applicant: INOAC CORPORATION
    Inventors: Katsuhiro TANGE, Hiroki SUGIMOTO, Naokuni HAYAKAWA