Patents by Inventor Sunao Mizuno

Sunao Mizuno 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).

  • Tine plate
    Patent number: 7004766
    Abstract: A tine plate is to cooperate with parallel-extending contact legs of an electric connector. The tine plate has a plurality of through holes, which penetrate through the thickness of the tine plate and into which the contact legs are to be inserted. At least those through holes on both ends of the tine plate in the longitudinal direction respectively have an elongated hole shape of which the largest value of the inside dimension thereof in the longitudinal direction of the tine plate is greater than the largest value of the inside dimension in the transverse direction of the tine plate.
    Type: Grant
    Filed: September 29, 2004
    Date of Patent: February 28, 2006
    Assignee: J.S.T. Mfg. Co., Ltd.
    Inventors: Ping Chen, Sunao Mizuno
  • Tine plate
    Publication number: 20050095882
    Abstract: To provide a tine plate wherein the independency of the through holes is secured to improve the strength of the tine plate and enhance its moldability and in turn improve its yield while it can prevent the trouble that, due to variations in the service ambient temperature, cracks are generated in the soldering parts of the legs. It is a tine plate that is to be mounted on an electric connector, which comprises a plurality of contacts, each of which is provided on one end with a leg that is to be inserted into an insertion hole of a printed circuit board and on the other end side of the leg with a contacting part, and an insulative housing in which these contacts are so provided that their legs substantially extend in parallel to each other.
    Type: Application
    Filed: September 29, 2004
    Publication date: May 5, 2005
    Applicant: J . S . T . Mfg. Co., Ltd.
    Inventors: Ping Chen, Sunao Mizuno
  • Electrical connector assembly and connector used for it
    Patent number: 6659789
    Abstract: An electrical connector assembly of the present invention has a pair of connector housings 2, 3 able to be fitted, and a lock arm 4 engaged with one 2 of these connector housings and holding a fitting state of the pair of connector housings when the above pair of connector housings 2, 3 is fitted. This lock arm 4 has a fitting lock portion 34 fitted to the other connector housing 3, and an engaging lock portion 35 engaged with one connector housing 2 in a releasing direction of the above fitting lock portion 34.
    Type: Grant
    Filed: July 9, 2002
    Date of Patent: December 9, 2003
    Assignee: J.S.T. Mfg. Co., Ltd.
    Inventors: Akira Nagamine, Sunao Mizuno
  • Electrical connector assembly and connector used for it
    Publication number: 20030008546
    Abstract: An electrical connector assembly of the present invention has a pair of connector housings 2, 3 able to be fitted, and a lock arm 4 engaged with one 2 of these connector housings and holding a fitting state of the pair of connector housings when the above pair of connector housings 2, 3 is fitted. This lock arm 4 has a fitting lock portion 34 fitted to the other connector housing 3, and an engaging lock portion 35 engaged with one connector housing 2 in a releasing direction of the above fitting lock portion 34.
    Type: Application
    Filed: July 9, 2002
    Publication date: January 9, 2003
    Inventors: Akira Nagamine, Sunao Mizuno