Patents by Inventor Ryuji Baba

Ryuji Baba 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: 6998551
    Abstract: A switch apparatus, including: a substantially box-like case; a cylinder section; a lever; a substantially cylindrical columnar support; an engagement convex section; an engagement concave section; and a press-in section. The cylinder section is provided at a substantial center of the case and has at an inner circumference thereof a reception section. The lever is attached to the case and is pivoted and operated to provide an electric connection of switch contacts provided in the case. The columnar support is inserted to the cylinder section and has one end that is abutted with the reception section. The engagement convex section is provided at one of the reception section and the columnar support and the engagement concave section is provided at the other. The press-in section is provided at one of the engagement convex section or the engagement concave section. The engagement convex section is pressed-in to and engaged with the engagement concave section via the press-in section.
    Type: Grant
    Filed: March 2, 2005
    Date of Patent: February 14, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Ryuji Baba, Hisashi Nishikawa, Takashi Ichimura
  • Publication number: 20050205399
    Abstract: A switch apparatus, including: a substantially box-like case; a cylinder section; a lever; a substantially cylindrical columnar support; an engagement convex section; an engagement concave section; and a press-in section. The cylinder section is provided at a substantial center of the case and has at an inner circumference thereof a reception section. The lever is attached to the case and is pivoted and operated to provide an electric connection of switch contacts provided in the case. The columnar support is inserted to the cylinder section and has one end that is abutted with the reception section. The engagement convex section is provided at one of the reception section and the columnar support and the engagement concave section is provided at the other. The press-in section is provided at one of the engagement convex section or the engagement concave section. The engagement convex section is pressed-in to and engaged with the engagement concave section via the press-in section.
    Type: Application
    Filed: March 2, 2005
    Publication date: September 22, 2005
    Applicant: Matsushita Elec. Ind. Co. Ltd.
    Inventors: Ryuji Baba, Hisashi Nishikawa, Takashi Ichimura