Patents by Inventor Yohei KONDA

Yohei KONDA 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).

  • ACTIVE ENERGY RAY CURABLE INKJET INK COMPOSITION
    Publication number: 20120003435
    Abstract: There is provided an inkjet ink which has satisfactory storage stability and inkjet ejection stability, exhibits excellent curability, and is capable of forming high quality images on coated paper by an inkjet system. Disclosed is an active energy ray curable inkjet ink composition comprising: 15-75% by weight of at least one polymerizable bifunctional monomer selected from the group consisting of dipropylene glycol diacrylate and 1,9-nonanediol diacrylate; and 1% by weight to 10% by weight of [4-(methylphenylthio)phenyl]phenylmethanone as a photopolymerization initiator.
    Type: Application
    Filed: June 29, 2011
    Publication date: January 5, 2012
    Applicants: TOYO INK CO., LTD., TOYO INK SC HOLDINGS CO., LTD.
    Inventors: Yuji KAMEYAMA, Norio SUZUKI, Yohei KONDA, Kazuhiro JONAI