Patents Assigned to Kabushi Kaisha Hayashibara Seibutsu Kagaku Kenkyujo
  • Optical recording media
    Publication number: 20020034605
    Abstract: An optical recording medium which comprises a substrate and a recording layer provided on the substrate by using an organic dye compound having absorption maximum in a region with wavelengths longer than that of a writing light used, and which records information by allowing to irradiate the recording layer with the writing light to act on the organic dye compound to form a pit on the substrate.
    Type: Application
    Filed: August 14, 2001
    Publication date: March 21, 2002
    Applicant: Kabushi Kaisha Hayashibara Seibutsu Kagaku Kenkyujo
    Inventors: Fumio Matsui, Yasushi Aizawa, Dai Matsuura