Patents by Inventor Kouji Kuwana

Kouji Kuwana 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).

  • Chemical amplification resist composition
    Publication number: 20040191674
    Abstract: A chemical amplification resist composition comprising a treated resin (1) obtained by contacting crude resin (1) with activated carbon, an acid generator and a solvent,
    Type: Application
    Filed: March 25, 2004
    Publication date: September 30, 2004
    Inventors: Yukio Hanamoto, Kouji Kuwana, Satoshi Yamamoto