Patents by Inventor Ryoken YOMOGIDA

Ryoken YOMOGIDA 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).

  • Impeller, pump having the impeller, and method of producing the impeller
    Patent number: 11788543
    Abstract: The impeller (1) includes a main plate (3) formed from a metal plate; and vanes (5) each formed from a metal plate. Each of the vanes (5) has a three-dimensional portion (5A) having a surface inclined with respect to a rotation axis (CA) of the impeller (1) and a two-dimensional portion (5B) having a surface parallel to the rotation axis (CA) of the impeller (1), and the two-dimensional portion (5B) is fixed to the main plate (3) by a first weld (10) formed by projection welding.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: October 17, 2023
    Assignee: Ebara Corporation
    Inventors: Miwa Hidekura, Ryoken Yomogida
  • IMPELLER, PUMP HAVING THE IMPELLER, AND METHOD OF PRODUCING THE IMPELLER
    Publication number: 20210381521
    Abstract: The impeller (1) includes a main plate (3) formed from a metal plate; and vanes (5) each formed from a metal plate. Each of the vanes (5) has a three-dimensional portion (5A) having a surface inclined with respect to a rotation axis (CA) of the impeller (1) and a two-dimensional portion (5B) having a surface parallel to the rotation axis (CA) of the impeller (1), and the two-dimensional portion (5B) is fixed to the main plate (3) by a first weld (10) formed by projection welding.
    Type: Application
    Filed: November 14, 2019
    Publication date: December 9, 2021
    Applicant: Ebara Corporation
    Inventors: Miwa HIDEKURA, Ryoken YOMOGIDA