Patents by Inventor Seiji Hachisuka

Seiji Hachisuka 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).

  • Backlight having discharge tube, reflector and heat conduction member contacting discharge tube
    Publication number: 20020113534
    Abstract: A display device includes a backlight having a discharge tube and a reflector. A heat conduction member is attached to the reflector in contact with the discharge tube, so that a part of the discharge tube is locally cooled by the heat conduction member. Liquid mercury is collected at a first position in the discharge tube, and the backlight is assembled so that the heat conduction member or other cooling device is located at the first position. Also, the display device includes an optical sheet having a diffusion portion having projections containing scattering material particles.
    Type: Application
    Filed: December 4, 2001
    Publication date: August 22, 2002
    Applicant: FUJITSU LIMITED
    Inventors: Keiji Hayashi, Tetsuya Kobayashi, Tetsuya Hamada, Takeshi Gotoh, Toshihiro Suzuki, Mari Sugawara, Akio Sotokawa, Seiji Hachisuka