Tadahiko Asano

Person

  • Sennan, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Scale inhibitor

    • Patent number 4,814,406
    • Issue date Mar 21, 1989
    • Katayama Chemical Works Ltd.
    • Sakae Katayama
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Corrosion inhibitor

    • Patent number 4,512,552
    • Issue date Apr 23, 1985
    • Katayama Chemical Works Co., Ltd.
    • Sakae Katayama
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...