Patents by Inventor Toshinori Kimura

Toshinori Kimura 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).

  • Circuit board with conductor layer for increased breakdown voltage
    Patent number: 5986218
    Abstract: A circuit board includes an insulating substrate having opposed first and second surfaces and a thickness; and first and second conductive layers disposed on the first and second surfaces of the insulating substrate, respectively, wherein the first conductive layer has an end surface projecting outwardly from the first conductive layer in a direction generally parallel to the first surface of the insulating substrate, and a contact surface in contact with the insulating substrate and joining the end surface at a junction, wherein the end surface is spaced from the first surface of the insulating substrate except at the junction.
    Type: Grant
    Filed: July 10, 1996
    Date of Patent: November 16, 1999
    Assignee: Mitsubishi Denki Kabushiki Kaisha
    Inventors: Hirotaka Muto, Toshinori Kimura, Haruhisa Fujii, Kazuharu Kato