Patents by Inventor Hirotoshi TSUKAMOTO

Hirotoshi TSUKAMOTO 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).

  • Publication number: 20240253776
    Abstract: A vertical tail of a helicopter has a leading edge and a trailing edge concave toward the leading edge. The helicopter includes a main rotor and a tail rotor for generating anti-torque to cancel torque generated by rotation of the main rotor. The trailing edge is concave within a range within which the vertical tail overlaps a circular region, formed as a rotation range of the tail rotor, in a rotation axis direction of the tail rotor.
    Type: Application
    Filed: December 28, 2023
    Publication date: August 1, 2024
    Inventors: Mizuki NAKAMURA, Shuzou HAKUTA, Hirotoshi TSUKAMOTO, Masafumi SASAKI, Ryusuke SAKAMOTO, Takumi SHINOTSUKA, Mitsunori FUKUDOME, Hiroshi NAGAI, Hiroshi TAGUCHI, Toshihiro YOKOYAMA