Patents by Inventor Bunshi Ohta

Bunshi Ohta 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).

  • Door driving unit
    Patent number: 7104589
    Abstract: A door driving unit includes a driving mechanism rotatable in a reciprocating manner within a predetermined operational angle range, a body portion fixed to a vehicle body, a first member driven by the driving mechanism, and a second member driven by the first member by being in contact with the first member. The first member and the second member are supported by a common shaft. The door driving unit further includes an engaging mechanism for engaging the first member and the second member with each other so that the first member and the second member rotate as a unit with each other within a first predetermined angle range when the first member drives to rotate the second member.
    Type: Grant
    Filed: November 13, 2003
    Date of Patent: September 12, 2006
    Assignee: Aisin Seiki Kabushiki Kaisha
    Inventors: Nobuhiko Takeda, Bunshi Ohta, Yasutaka Shinoda
  • Door driving unit
    Publication number: 20040139656
    Abstract: A door driving unit includes a driving mechanism rotatable in a reciprocating manner within a predetermined operational angle range, a body portion fixed to a vehicle body, a first member driven by the driving mechanism, and a second member driven by the first member by being in contact with the first member. The first member and the second member are supported by a common shaft. The door driving unit further includes an engaging mechanism for engaging the first member and the second member with each other so that the first member and the second member rotate as a unit with each other within a first predetermined angle range when the first member drives to rotate the second member.
    Type: Application
    Filed: November 13, 2003
    Publication date: July 22, 2004
    Applicant: AISIN SEIKI KABUSHIKI KAISHA
    Inventors: Nobuhiko Takeda, Bunshi Ohta, Yasutaka Shinoda