Patents by Inventor Katuyuki Kanbara

Katuyuki Kanbara 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).

  • LCD with heat conductor from light source to separate portion of light guide
    Patent number: 5299038
    Abstract: In an LCD (Liquid Crystal Display) module, a light-guide plate is arranged on a side opposite to a display surface of an LCD panel, and cold-cathode tubes are provided to two sides of the light-guide plate Light generated by the cold-cathode tube is uniformly radiated on the LCD panel through the light-guide plate. The cold-cathode tubes generate heat together with light A panel cover is arranged to prevent heat from dissipating to the outside.
    Type: Grant
    Filed: January 28, 1992
    Date of Patent: March 29, 1994
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Hiroshi Hamada, Katuyuki Kanbara, Shuichi Abe