Patents by Inventor Kunihisa Endo

Kunihisa Endo 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).

  • Bobbin for multiple-connected inductor
    Patent number: 5184105
    Abstract: A bobbin for a multiple-connected inductor characterized in that three flanges or more and winding grooves for coils partitioned by the flanges are formed by synthetic resin, and that a metal piece exposed to the outside at the portion of each flange to serve as an electrode or a connecting portion of coils and a magnetic body extending over a plurality of winding grooves under the state where it is supported by the metal piece are embedded within the synthetic resin. A bobbin for a multiple-connected inductor characterized in that three flanges or more and winding grooves for coils partitioned by the flanges are formed by synthetic resin, and that a rod-shaped magnetic body extending over a plurality of winding grooves and having a cross sectional area caused to be different in a length direction are embedded within the synthetic resin.
    Type: Grant
    Filed: February 28, 1991
    Date of Patent: February 2, 1993
    Assignee: Toko Kabushiki Kaisha
    Inventor: Kunihisa Endo