Patents by Inventor Yasutoshi Ide

Yasutoshi Ide 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: 6838960
    Abstract: A circuit breaker includes a molded case comprised of a case and a cover. Terminal parts to be connected to a power supply and a load are provided respectively at front and rear ends of the molded case. A control mechanism for switching a movable contact is disposed between the front and rear terminal parts. The cover is divided into three parts for covering the control mechanism and the terminal parts disposed at front and rear of the control mechanism, respectively. The front and rear parts of the cover covering the terminal parts are detachably mounted on the molded case as terminal covers.
    Type: Grant
    Filed: February 10, 2003
    Date of Patent: January 4, 2005
    Assignee: Fuji Electric Co., Ltd.
    Inventors: Koji Asakawa, Hisao Kawato, Yasutoshi Ide, Hideto Yamagata, Akihiko Kohanawa
  • Publication number: 20030169562
    Abstract: A circuit breaker includes a molded case comprised of a case and a cover. Terminal parts to be connected to a power supply and a load are provided respectively at front and rear ends of the molded case. A control mechanism for switching a movable contact is disposed between the front and rear terminal parts. The cover is divided into three parts for covering the control mechanism and the terminal parts disposed at front and rear of the control mechanism, respectively. The front and rear parts of the cover covering the terminal parts are detachably mounted on the molded case as terminal covers.
    Type: Application
    Filed: February 10, 2003
    Publication date: September 11, 2003
    Inventors: Koji Asakawa, Hisao Kawata, Yasutoshi Ide, Hideto Yamagata, Akihiko Kohanawa
  • Patent number: 5223789
    Abstract: An AC/DC current detection method that can detect small and large changes in current, by employing a high-frequency excitation current applied to a coil wrapped around an annular iron core. The change in this value is determined for operation in the region of the coercive force of the iron core or as the change in an extreme value thereof.
    Type: Grant
    Filed: March 27, 1992
    Date of Patent: June 29, 1993
    Assignee: Fuji Electric Co., Ltd.
    Inventors: Shoji Katsuyama, Yasutoshi Ide, Hideki Koyama
  • Patent number: D468687
    Type: Grant
    Filed: March 19, 2002
    Date of Patent: January 14, 2003
    Assignee: Fuji Electric Co., Ltd.
    Inventors: Yoshinobu Hamada, Koji Asakawa, Tatsunori Takahashi, Katsunori Kuboyama, Yasutoshi Ide, Junichi Iwase, Shuji Fushikida