Patents by Inventor Taketaro Doi

Taketaro Doi 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: 7094073
    Abstract: A relay connector with a reduced number of connection lines leading out from one side of the relay connector, which includes a plurality of branch connectors equipped with first and second connection terminals, and a main-body connector where common contacts reside in a housing, in which a third connection terminal connected to the common contacts and a fourth connection terminal connected to the second connection terminals are installed in the housing, the common contacts and the third connection terminal being connected, and the common contacts are connected to the first connection terminal of each branch connector and the second connection terminals are connected to the fourth connection terminal when coupling the main-body connector and the branch connectors.
    Type: Grant
    Filed: May 26, 2004
    Date of Patent: August 22, 2006
    Assignee: J.S.T. Mfg. Co., Ltd.
    Inventors: Hiroyuki Obata, Taketaro Doi
  • Publication number: 20050003702
    Abstract: The present invention intends to provide a relay connector with a reduced number of connection lines leading out from one side of the relay connector, which comprises a plurality of branch connectors equipped with first and second connection terminals, and a main-body connector where common contacts reside in a housing, in which a third connection terminal connected to the common contacts and a fourth connection terminal connected to the second connection terminals are installed in the housing, the common contacts and the third connection terminal being connected, and the common contacts are connected to the first connection terminal of each branch connector and the second connection terminals are connected to the fourth connection terminal when coupling the main-body connector and the branch connectors.
    Type: Application
    Filed: May 26, 2004
    Publication date: January 6, 2005
    Inventors: Hiroyuki Obata, Taketaro Doi
  • Patent number: 5370543
    Abstract: An electrical connector is disclosed which includes first and second connector housings for holding first and second terminals, respectively, a short-circuiting element accommodated in the first housing in electrical contact with two first terminals, a sliding element arranged on the second housing, and an urging element for urging the sliding element in a direction forward from the second housing. The first housing includes a pair of resiliently-deformable engaging arms each having an engaging protrusion. The second housing, releasably fitted to the first housing, includes a pair of first guide grooves for receiving the engaging arms. Each first guide groove has an engaging portion with which the engaging protrusion is held in engagement and a stepped wall portion formed adjacent to the front end of the second housing. The sliding element has a front tongue engageable with the short-circuiting element to disengage the same from the two first terminals.
    Type: Grant
    Filed: June 4, 1993
    Date of Patent: December 6, 1994
    Assignees: Fujikura Ltd., Contec Ltd.
    Inventors: Atsushi Hamada, Taketaro Doi, Moritaka Gotoh, Takeshi Hasegawa