Patents by Inventor Tsumeo Ikura

Tsumeo Ikura 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).

  • Lighting inspection device for plasma display panel and display panel producing method
    Publication number: 20060022684
    Abstract: Disclosed here is a light inspection device for performing lighting inspection of a display panel. With the use of the device, a display panel can be tested under the display condition equivalent to that of a finished panel as a product, which improves accuracy of inspection. The light inspection device contains circuit board (27) having a driving circuit for lighting display panel (21); conductive chassis (25) that functions as the ground potential of the driving circuit; and conductive support member (26) fixed to chassis (25) for fixing circuit board (27). Chassis (25) and support member (26) are joined via soft metal (28).
    Type: Application
    Filed: September 28, 2004
    Publication date: February 2, 2006
    Inventors: Tsumeo Ikura, Takao Wakitani, Toshiya Otani