TREA

Yasumasa Sato

Follow

Person

  • Niihama, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for foam molding
    • Patent number 5,849,227
    • Issue date Dec 15, 1998
    • Sumitomo Heavy Industries, Ltd.
    • Ryoji Chikugo
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Twist-forming press for crank shaft or the like
    • Patent number 5,295,381
    • Issue date Mar 22, 1994
    • Sumitomo Heavy Industries, Ltd.
    • Junji Nishikawa
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...