Patents by Inventor Keiko Matoba

Keiko Matoba 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).

  • Patent number: 4977306
    Abstract: A hair dryer including an intake port and a blow-off port with a heating mechanism provided adjacent the intake port and inboard of the cylinder head. A pair of adjustable shutter members pivotally mounted adjacent the blow off port to concentrate the air at a central portion of the cylinder head cross-sectional area. The shutters are of a non-permeable structure and are capable of blocking the entire air flow.
    Type: Grant
    Filed: October 18, 1989
    Date of Patent: December 11, 1990
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Genji Kosaka, Keiko Matoba
  • Patent number: 4904847
    Abstract: A hair dryer includes a hair dryer body and a stand for supporting the body, wherein the hair dryer body has a body head having a heater and a blast fan driven by a motor disposed from an intake port toward a blow-off port side, incorporating a collecting mechanism on the blow-off port, and a handle capable of supporting the body head foldably and provided with a switch for changing operations of the motor and the heater. The stand includes a handle containing cylinder capable of storing the detached handle and is provided with a height adjusting mechanism capable of adjusting a height of the handle, and a storage area formed integrally with the handle containing cylinder is provided with an interior storage space.
    Type: Grant
    Filed: August 5, 1988
    Date of Patent: February 27, 1990
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Genji Kosaka, Keiko Matoba
  • Patent number: D287299
    Type: Grant
    Filed: October 11, 1984
    Date of Patent: December 16, 1986
    Assignee: Sharp Corporation
    Inventors: Masafumi Yamagami, Yukiko Ito, Keiko Matoba
  • Patent number: D299874
    Type: Grant
    Filed: April 6, 1987
    Date of Patent: February 14, 1989
    Assignee: Sharp Corporation
    Inventors: Masafumi Yamagami, Koji Nishida, Keiko Matoba
  • Patent number: D308344
    Type: Grant
    Filed: July 9, 1987
    Date of Patent: June 5, 1990
    Assignee: Sharp Corporation
    Inventors: Takehisa Nakagawa, Keiko Matoba
  • Patent number: D308345
    Type: Grant
    Filed: July 9, 1987
    Date of Patent: June 5, 1990
    Assignee: Sharp Corporation
    Inventors: Takehisa Nakagawa, Keiko Matoba
  • Patent number: D308346
    Type: Grant
    Filed: July 9, 1987
    Date of Patent: June 5, 1990
    Assignee: Sharp Corporation
    Inventors: Takehisa Nakagawa, Keiko Matoba, Kouji Nishida
  • Patent number: D309510
    Type: Grant
    Filed: April 21, 1988
    Date of Patent: July 24, 1990
    Assignee: Sharp Corporation
    Inventor: Keiko Matoba
  • Patent number: D326461
    Type: Grant
    Filed: March 23, 1989
    Date of Patent: May 26, 1992
    Assignee: Sharp Corporation
    Inventors: Kaname Nakao, Keiko Matoba