Patents by Inventor Yo AZUMA

Yo AZUMA 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).

  • Jet propelled boat
    Patent number: 11364985
    Abstract: A jet propelled boat includes a boat body, a hatch, a pair of front end movement restrictors spaced apart from each other in a right-left direction in a vicinity of a front end of the hatch so as to restrict movement of the front end with respect to the deck, a rear end lock provided in a vicinity of a rear end of the hatch so as to restrict upward movement of the rear end, and a pair of rear end movement restrictors provided on both sides of the rear end lock in the right-left direction so as to restrict horizontal movement of the rear end.
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: June 21, 2022
    Assignee: YAMAHA HATSUDOKI KABUSHIKI KAISHA
    Inventors: Yo Azuma, Masaru Suzuki, Tomohiro Suzuki
  • JET PROPELLED BOAT
    Publication number: 20210197941
    Abstract: A jet propelled boat includes a boat body, a hatch, a pair of front end movement restrictors spaced apart from each other in a right-left direction in a vicinity of a front end of the hatch so as to restrict movement of the front end with respect to the deck, a rear end lock provided in a vicinity of a rear end of the hatch so as to restrict upward movement of the rear end, and a pair of rear end movement restrictors provided on both sides of the rear end lock in the right-left direction so as to restrict horizontal movement of the rear end.
    Type: Application
    Filed: November 17, 2020
    Publication date: July 1, 2021
    Inventors: Yo AZUMA, Masaru SUZUKI, Tomohiro SUZUKI