Tetsuo Okawa

Person

  • Kanagawa, JP

Patents Applicationslast 30 patents

  • Information Patent Application

    Lubricating oil

    • Publication number 20060105921
    • Publication date May 18, 2006
    • Naozumi Arimoto
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...