Patents by Inventor Katsumi Sabata

Katsumi Sabata 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).

  • CELLULOSE ACYLATE FILM, POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY DEVICE
    Publication number: 20090051856
    Abstract: A cellulose acylate film comprising a retardation developing agent consisting of a rodshaped compound, wherein Re is 50 to 100 nm, Rth is 130 to 250 nm, and the thickness is 40 to 90 ?m. A liquid crystal display device comprising the film shows reduced the corner irregularity.
    Type: Application
    Filed: March 3, 2006
    Publication date: February 26, 2009
    Applicant: fujifilm corporation
    Inventors: Susumu Sugiyama, Osamu Uchida, Kousuke Hashimoto, Katsumi Sabata