Patents by Inventor Junko AIHARA

Junko AIHARA 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).

  • Blade, wind turbine and wind power generating system
    Patent number: 9797373
    Abstract: A blade comprises a first blade surface, a second blade surface forming the reverse surface of the first blade surface, a front edge portion connected to the front end of the first blade surface and the front end of the second blade surface and formed in a curved shape convex toward the travelling direction, and a back edge portion connected to the back end of the first blade surface and the back end of the second blade surface extending toward the opposite of the travelling direction, and formed in an acute angle, and the blade is formed to be curved in an arc viewed from the side of the travelling direction.
    Type: Grant
    Filed: February 18, 2014
    Date of Patent: October 24, 2017
    Assignee: TECHNOLOGY OF NATURAL PROVIDENCE, INC
    Inventors: Kunihiko Aihara, Junko Aihara
  • Blade body, wind turbine and wind power
    Patent number: 9695799
    Abstract: A blade comprises a first blade surface, a second blade surface forming the reverse surface of the first blade surface, a primary wind receptor protruding from the front end of the first blade surface in a direction away from the second blade surface and with the back surface formed in a curved shape concave toward the front side in a forward direction, a front edge connected to the front end of the primary wind receptor and the front end of the second blade surface and formed in a curved shape convex toward the forward direction, and a back edge connected to the back end of the first blade surface and the back end of the second blade surface and formed in an acute angle facing the back side of the forward direction.
    Type: Grant
    Filed: July 29, 2013
    Date of Patent: July 4, 2017
    Assignee: GLOBAL TECHNOLOGY INSTITUTE. CO., LTD.
    Inventors: Kunihiko Aihara, Junko Aihara
  • Blade, Wind Turbine and Wind Power Generating System
    Publication number: 20140234120
    Abstract: A blade comprises a first blade surface, a second blade surface forming the reverse surface of the first blade surface, a front edge portion connected to the front end of the first blade surface and the front end of the second blade surface and formed in a curved shape convex toward the travelling direction, and a back edge portion connected to the back end of the first blade surface and the back end of the second blade surface extending toward the opposite of the travelling direction, and formed in an acute angle, and the blade is formed to be curved in an arc viewed from the side of the travelling direction.
    Type: Application
    Filed: February 18, 2014
    Publication date: August 21, 2014
    Applicant: TECHNOLOGY OF NATURAL PROVIDENCE, INC
    Inventors: Kunihiko AIHARA, Junko AIHARA
  • BLADE BODY, WIND TURBINE AND WIND POWER
    Publication number: 20140037454
    Abstract: A blade comprises a first blade surface, a second blade surface forming the reverse surface of the first blade surface, a primary wind receptor protruding from the front end of the first blade surface in a direction away from the second blade surface and with the back surface formed in a curved shape concave toward the front side in a forward direction, a front edge connected to the front end of the primary wind receptor and the front end of the second blade surface and formed in a curved shape convex toward the forward direction, and a back edge connected to the back end of the first blade surface and the back end of the second blade surface and formed in an acute angle facing the back side of the forward direction.
    Type: Application
    Filed: July 29, 2013
    Publication date: February 6, 2014
    Applicant: Global Technology Institute. Co., Ltd.
    Inventors: Kunihiko AIHARA, Junko AIHARA
  • Wind turbine blade
    Patent number: D734262
    Type: Grant
    Filed: August 17, 2012
    Date of Patent: July 14, 2015
    Assignee: GTI Co., Ltd.
    Inventors: Kunihiko Aihara, Junko Aihara
  • Wind turbine blade
    Patent number: D748054
    Type: Grant
    Filed: February 19, 2013
    Date of Patent: January 26, 2016
    Assignee: TNP CO., LTD.
    Inventors: Kunihiko Aihara, Junko Aihara
  • Wind turbine blade
    Patent number: D762575
    Type: Grant
    Filed: January 13, 2015
    Date of Patent: August 2, 2016
    Assignee: TNP Co., Ltd.
    Inventors: Kunihiko Aihara, Junko Aihara
  • Wind turbine blade
    Patent number: D769192
    Type: Grant
    Filed: January 13, 2015
    Date of Patent: October 18, 2016
    Assignee: TNP Co., Ltd.
    Inventors: Kunihiko Aihara, Junko Aihara