Patents by Inventor Yutaka Bitoh

Yutaka Bitoh 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).

  • Turbocharger with rotating electric machine
    Patent number: 7071585
    Abstract: A turbocharger with a rotating electric machine includes a turbine rotor which constitutes a portion of a rotating member of the turbocharger; a compressor impeller which constitutes a portion of the rotating member of the turbocharger; a rotating electric machine which includes a stator and a rotor that constitutes a portion of the rotating member of the turbocharger; a shaft which supports the turbine rotor at one end and the compressor impeller at the other end, and which supports the rotor of the rotating electric machine at an intermediate portion; bearings each of which has an inner race and an outer race, and one of which supports the shaft at a portion between the one end and the intermediate portion, and the other of which supports the shaft at a portion between the other end and the intermediate portion; and a cylindrical member which encases the rotor of the rotating electric machine at a center portion and which contacts the inner race of one of the two bearings at one end portion and the inner ra
    Type: Grant
    Filed: August 25, 2005
    Date of Patent: July 4, 2006
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Tatsuo Iida, Takayoshi Kitada, Yutaka Bitoh
  • Turbocharger with rotating electric machine
    Publication number: 20050280325
    Abstract: A turbocharger with a rotating electric machine includes a turbine rotor which constitutes a portion of a rotating member of the turbocharger; a compressor impeller which constitutes a portion of the rotating member of the turbocharger; a rotating electric machine which includes a stator and a rotor that constitutes a portion of the rotating member of the turbocharger; a shaft which supports the turbine rotor at one end and the compressor impeller at the other end, and which supports the rotor of the rotating electric machine at an intermediate portion; bearings each of which has an inner race and an outer race, and one of which supports the shaft at a portion between the one end and the intermediate portion, and the other of which supports the shaft at a portion between the other end and the intermediate portion; and a cylindrical member which encases the rotor of the rotating electric machine at a center portion and which contacts the inner race of one of the two bearings at one end portion and the inner ra
    Type: Application
    Filed: August 25, 2005
    Publication date: December 22, 2005
    Applicants: Toyota Jidosha Kabushiki Kaisha, Aisin Seiki Kabushiki Kaisha
    Inventors: Tatsuo Iida, Takayoshi Kitada, Yutaka Bitoh
  • Turbocharger with rotating electric machine
    Patent number: 6943468
    Abstract: A turbocharger with a rotating electric machine includes a turbine rotor which constitutes a portion of a rotating member of the turbocharger; a compressor impeller which constitutes a portion of the rotating member of the turbocharger; a rotating electric machine which includes a stator and a rotor that constitutes a portion of the rotating member of the turbocharger; a shaft which supports the turbine rotor at one end and the compressor impeller at the other end, and which supports the rotor of the rotating electric machine at an intermediate portion; bearings each of which has an inner race and an outer race, and one of which supports the shaft at a portion between the one end and the intermediate portion, and the other of which supports the shaft at a portion between the other end and the intermediate portion; and a cylindrical member which encases the rotor of the rotating electric machine at a center portion and which contacts the inner race of one of the two bearings at one end portion and the inner ra
    Type: Grant
    Filed: October 6, 2004
    Date of Patent: September 13, 2005
    Assignees: Toyota Jidosha Kabushiki Kaisha, Aisin Seiki Kabushiki Kaisha
    Inventors: Tatsuo Iida, Takayoshi Kitada, Yutaka Bitoh
  • Turbocharger with rotating electric machine
    Publication number: 20050082941
    Abstract: A turbocharger with a rotating electric machine includes a turbine rotor which constitutes a portion of a rotating member of the turbocharger; a compressor impeller which constitutes a portion of the rotating member of the turbocharger; a rotating electric machine which includes a stator and a rotor that constitutes a portion of the rotating member of the turbocharger; a shaft which supports the turbine rotor at one end and the compressor impeller at the other end, and which supports the rotor of the rotating electric machine at an intermediate portion; bearings each of which has an inner race and an outer race, and one of which supports the shaft at a portion between the one end and the intermediate portion, and the other of which supports the shaft at a portion between the other end and the intermediate portion; and a cylindrical member which encases the rotor of the rotating electric machine at a center portion and which contacts the inner race of one of the two bearings at one end portion and the inner ra
    Type: Application
    Filed: October 6, 2004
    Publication date: April 21, 2005
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Tatsuo Iida, Takayoshi Kitada, Yutaka Bitoh