TREA

Tsuyoshi Sugiyasu

Follow

Person

  • Yokohama-shi, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Rolling mill and rolling method
    • Patent number 8,573,015
    • Issue date Nov 5, 2013
    • IHI Corporation
    • Hiroyuki Otsuka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

  • Information Patent Application

    ROLLING MILL AND ROLLING METHOD
    • Publication number 20110005285
    • Publication date Jan 13, 2011
    • Hiroyuki Otsuka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...