Hiroaki Saitou

Person

  • Niigata, JP

Patents Applicationslast 30 patents

  • Information Patent Application

    PISTON RING

    • Publication number 20100140880
    • Publication date Jun 10, 2010
    • Toshikatsu Hayashi
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...