Patents by Inventor Noriko Kiyoyanagi

Noriko Kiyoyanagi 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).

  • Europium compounds and ink compositions containing the same
    Publication number: 20040107868
    Abstract: Europium compounds represented by the general formula (1) and water-base ink compositions containing the same: 1
    Type: Application
    Filed: November 24, 2003
    Publication date: June 10, 2004
    Inventors: Masaaki Ikeda, Junko Yoshioka, Yasuo Shirasaki, Noriko Kiyoyanagi, Yasuyuki Kitayama
  • Urethane oligomer, resin compositions thereof, and cured article thereof
    Patent number: 6716892
    Abstract: The present invention relates to a new urethane oligomer (A) and a resin composition comprising (A) and an unsaturated group containing polycarboxylic acid resin (B) that can be diluted with water and is excellent in providing a cured product and that is suitable for a solder resist and an interlayer dielectric layer because the cured product is excellent in flexibility, soldering-heat resistance or the like and allows a development with an organic solvent or a dilute alkali solution; a photosensitive resin composition suitable for an etching resist or a cover lay; and a photosensitive film obtained thereby.
    Type: Grant
    Filed: September 5, 2001
    Date of Patent: April 6, 2004
    Assignee: Nippon Kayaku Kabushiki Kaisha
    Inventors: Satoshi Mori, Minoru Yokoshima, Noriko Kiyoyanagi, Yuichiro Matsuo, Hiroo Koyanagi