Patents by Inventor Ding-Yih Hu

Ding-Yih Hu 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).

  • Preparation of cyanine dye for high density optical recording disk
    Patent number: 6589706
    Abstract: A cyanine dye (I) for using in high density optical disc recording medium, having the following structure: in which R1 represents R2 represents and alkyl with C1-C18 or X− represents an acid anion. This cyanine dye is suitable for use as a &lgr;=500 nm−650 nm visible light-absorbing organic dye useful as a high density optical disc recording medium.
    Type: Grant
    Filed: November 22, 2000
    Date of Patent: July 8, 2003
    Assignees: Industrial Technology Research Institute, National Tsing-Hua University
    Inventors: Wen-Yih Liao, Andrew Teh Hu, Chien-Liang Huang, Huei-Wen Yang, Der-Ray Huang, Ding-Yih Hu, Ming-Chia Lee, Hong-Ji Lee
  • Memory Layer of high-density recordable optical recording
    Publication number: 20020037474
    Abstract: A high-density recordable optical recording disk with a cyanine dye mixture as a recording layer. The cyanine dye mixture at least comprises cyanine dye I and cyanine dye II.
    Type: Application
    Filed: December 1, 2000
    Publication date: March 28, 2002
    Inventors: Wen-Yih Liao, Andrew Teh Hu, Chien-Liang Huang, Huei-Wen Yang, Yun-Chiao Chen, Wen-Hsin Yen, Tzuan-Ren Jeng, Der-Ray Huang, Ding-Yih Hu, Ming-Chia Lee