Patents by Inventor Ryutaro IKEDA

Ryutaro IKEDA 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).

  • Publication number: 20230309217
    Abstract: The purpose of the present invention is to provide a wiring board on which an opaque wiring electrode is less visible. The wiring board comprises a transparent substrate, an opaque wiring electrode patterned on at least one surface of the transparent substrate, and a transparent protective layer formed on the transparent substrate and the opaque wiring electrode. The part where the opaque wiring electrode is formed has an internal reflectivity R1 of 0.1% or less, which is measured from the transparent protective layer of the wiring board, and a refractive index n1 of the transparent substrate and a refractive index n2 of the transparent protective layer satisfy the following formula (1). 0.97?n2/n1?1.
    Type: Application
    Filed: October 29, 2021
    Publication date: September 28, 2023
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Ryutaro IKEDA, Toshiya KODAMA