TREA

Yoshinari Watanabe

Follow

Person

  • Niigata, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Piston ring
    • Patent number 9,885,417
    • Issue date Feb 6, 2018
    • Kabushiki Kaisha Riken
    • Kouhei Sugimoto
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Piston ring
    • Patent number 9,709,169
    • Issue date Jul 18, 2017
    • Kabushiki Kaisha Riken
    • Toshikatsu Hayashi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    PISTON RING
    • Publication number 20140225329
    • Publication date Aug 14, 2014
    • Toshikatsu Hayashi
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    PISTON RING
    • Publication number 20140047974
    • Publication date Feb 20, 2014
    • Kabushiki Kaisha Riken
    • Kouhei Sugimoto
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

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