Patents by Inventor Naoya Ohki

Naoya Ohki 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).

  • Axial fan
    Patent number: 8961124
    Abstract: An axial fan is provided. The axial fan includes a hub, an impeller having a plurality of blades mounted on an outer peripheral surface of the hub, and a housing surrounding the impeller. Each of the blades has a front edge angle (?) within a range of ?8° to ?20°, a mounting angle (?) within a range of 36° to 50°, and a twisted angle (?) within a range of 10°±2°.
    Type: Grant
    Filed: April 21, 2011
    Date of Patent: February 24, 2015
    Assignee: Minebea Co., Ltd.
    Inventors: Takako Fukuda, Masaki Ogushi, Yoichi Kawai, Naoya Ohki
  • AXIAL FAN
    Publication number: 20110262271
    Abstract: An axial fan is provided. The axial fan includes a hub, an impeller having a plurality of blades mounted on an outer peripheral surface of the hub, and a housing surrounding the impeller. Each of the blades has a front edge angle (?) within a range of ?8° to ?20°, a mounting angle (?) within a range of 36° to 50°, and a twisted angle (?) within a range of 10°±2°.
    Type: Application
    Filed: April 21, 2011
    Publication date: October 27, 2011
    Applicants: MINEBEA MOTOR MANUFACTURING CORPORATION, MINEBEA CO., LTD.
    Inventors: Takako FUKUDA, Masaki OGUSHI, Yoichi KAWAI, Naoya OHKI
  • Axial-flow blower
    Patent number: D637706
    Type: Grant
    Filed: December 7, 2010
    Date of Patent: May 10, 2011
    Assignees: Minebea Co., Ltd., Minebea Motor Manufacturing Corporation
    Inventors: Yoichi Kawai, Naoya Ohki, Takako Fukuda, Masaki Ogushi