Patents by Inventor Yuudai Hirai

Yuudai Hirai 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).

  • Flowmeter
    Patent number: D896672
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: September 22, 2020
    Inventors: Masayuki Ishii, Yuudai Hirai, Noriaki Senba, Rei Kitano, Naoto Takano, Kentarou Yamada
  • Flowmeter
    Patent number: D956592
    Type: Grant
    Filed: October 23, 2020
    Date of Patent: July 5, 2022
    Inventors: Masaya Taguchi, Kentarou Yamada, Yuudai Hirai, Hiroki Watanabe