Patents by Inventor Ryosuke MIYAZAKI

Ryosuke MIYAZAKI 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).

  • Valved Needle Assembly and Indwelling Needle Assembly
    Publication number: 20260054048
    Abstract: A valved needle assembly includes a connector having an inner hole, a pipe body fixed to a tip end of the connector, a valve body, and an assembly part in which an insertion part provided to one of the connector and the pipe body is inserted into another such that the connector is disposed within or about the pipe body. A locking protrusion and a locking part are provided to superposed faces of the connector and the pipe body in the assembly part for preventing the insertion part from dislodgment by mutual lock, and an inclined guide surface for guiding the locking protrusion is formed on a tip end in a direction of assembly of the connector or the pipe body to which the locking part is provided. The valve body is incorporated by being mated with the connector and the pipe body.
    Type: Application
    Filed: November 3, 2025
    Publication date: February 26, 2026
    Applicant: NIPRO CORPORATION
    Inventors: Hiroyuki NAKAGAMI, Shingo SAKAMOTO, Haruo AKIMOTO, Ryosuke MIYAZAKI
  • Valved needle assembly and indwelling needle assembly
    Patent number: 12478772
    Abstract: A valved needle assembly includes a connector having an inner hole, a pipe body fixed to a tip end of the connector, a valve body, and an assembly part in which an insertion part provided to one of the connector and the pipe body is inserted into another such that the connector is disposed within or about the pipe body. A locking protrusion and a locking part are provided to superposed faces of the connector and the pipe body in the assembly part for preventing the insertion part from dislodgment by mutual lock, and an inclined guide surface for guiding the locking protrusion is formed on a tip end in a direction of assembly of the connector or the pipe body to which the locking part is provided. The valve body is incorporated by being mated with the connector and the pipe body.
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: November 25, 2025
    Assignee: NIPRO CORPORATION
    Inventors: Hiroyuki Nakagami, Shingo Sakamoto, Haruo Akimoto, Ryosuke Miyazaki
  • VALVED NEEDLE ASSEMBLY AND INDWELLING NEEDLE ASSEMBLY
    Publication number: 20190262599
    Abstract: A valved needle assembly includes a connector having an inner hole, a pipe body fixed to a tip end of the connector, a valve body, and an assembly part in which an insertion part provided to one of the connector and the pipe body is inserted into another such that the connector is disposed within or about the pipe body. A locking protrusion and a locking part are provided to superposed faces of the connector and the pipe body in the assembly part for preventing the insertion part from dislodgment by mutual lock, and an inclined guide surface for guiding the locking protrusion is formed on a tip end in a direction of assembly of the connector or the pipe body to which the locking part is provided. The valve body is incorporated by being mated with the connector and the pipe body.
    Type: Application
    Filed: August 4, 2017
    Publication date: August 29, 2019
    Applicant: NIPRO CORPORATION
    Inventors: Hiroyuki NAKAGAMI, Shingo SAKAMOTO, Haruo AKIMOTO, Ryosuke MIYAZAKI