Yasuhiro Ogawa

Person

  • Tsukuba, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Hardening material

    • Patent number 5,092,888
    • Issue date Mar 3, 1992
    • Tokuyama Soda Kabushiki Kaisha
    • Osamu Iwamoto
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE