Patents by Inventor Mitsuyoshi Imura

Mitsuyoshi Imura 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: 6444934
    Abstract: In a driving force storing device for a switch operating mechanism, a joint device has a first joint portion including a first opposing surface, a second joint portion including a second opposing surface, and a coupling portion. A first torsion bar is connected between the first joint portion and a driving shaft portion. A second torsion bar is connected between the second joint portion and a fixed member. A torque is applied to the joint device by the first and second torsion bars in a direction where the first and second opposing surfaces are separated from each other and the first and second joint portions are pushed toward the coupling portion.
    Type: Grant
    Filed: August 2, 2001
    Date of Patent: September 3, 2002
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Mitsuyoshi Imura, Nobuya Nakajima, Kyouichi Ohtuka
  • Publication number: 20020100675
    Abstract: In a driving force storing device for a switch operating mechanism, a joint device has a first joint portion including a first opposing surface, a second joint portion including a second opposing surface, and a coupling portion. A first torsion bar is connected between the first joint portion and a driving shaft portion. A second torsion bar is connected between the second joint portion and a fixed member. A torque is applied to the joint device by the first and second torsion bars in a direction where the first and second opposing surfaces are separated from each other and the first and second joint portions are pushed toward the coupling portion.
    Type: Application
    Filed: August 2, 2001
    Publication date: August 1, 2002
    Applicant: MITSUBISHI DENKI KABUSHIKI KAISHA
    Inventors: Mitsuyoshi Imura, Nobuya Nakajima, Kyouichi Ohtuka