Patents by Inventor Yasuhiro Sekino

Yasuhiro Sekino 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).

  • Electrical contact for relay and method of manufacturing therefor
    Patent number: 9105412
    Abstract: A rivet-shaped electrical contact for relay is used as a movable contact for the relay. The rivet-shaped electrical contact includes a heavy-load contact portion formed of a first silver-oxide type contact material; and a light-load contact portion formed of a second silver-oxide type contact material. The hardness of the first silver-oxide type contact material is set to be higher than that of the second silver-oxide type contact material.
    Type: Grant
    Filed: October 15, 2010
    Date of Patent: August 11, 2015
    Assignee: MITSUBISHI MATERIALS C.M.I. CORPORATION
    Inventors: Akihiko Inaba, Noriaki Murahashi, Masayuki Shibuta, Yasuhiro Sekino, Takahiro Yamada
  • Electrical Contact for Relay and Method of Manufacturing Therefor (as amended)
    Publication number: 20120175148
    Abstract: A rivet-shaped electrical contact for relay is used as a movable contact for the relay. The rivet-shaped electrical contact includes a heavy-load contact portion formed of a first silver-oxide type contact material; and a light-load contact portion formed of a second silver-oxide type contact material. The hardness of the first silver-oxide type contact material is set to be higher than that of the second silver-oxide type contact material.
    Type: Application
    Filed: October 15, 2010
    Publication date: July 12, 2012
    Applicant: Mitsubishi Materials C.M.I. Corporation
    Inventors: Akihiko Inaba, Noriaki Murahashi, Masayuki Shibuta, Yasuhiro Sekino, Takahiro Yamada