TREA

Shinzou Katayama

Follow

Person

  • Nagareyama-shi, Chiba-ken, 270-01, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Cleaning device for a tube
    • Patent number 5,439,175
    • Issue date Aug 8, 1995
    • Shinzou Katayama
    • B08 - CLEANING
  • Information Patent Grant

    Cleaner for piping
    • Patent number 5,257,433
    • Issue date Nov 2, 1993
    • Shinzou Katayama
    • B08 - CLEANING
  • Information Patent Grant

    Cleaning device for tube
    • Patent number 5,143,105
    • Issue date Sep 1, 1992
    • Shinzou Katayama
    • B08 - CLEANING