Keikichi Imogawa

Person

  • Ichinomiya, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Ceramic fiber furnace

    • Patent number 5,063,861
    • Issue date Nov 12, 1991
    • NGK Insulators, Ltd.
    • Keikichi Imogawa
    • F27 - FURNACES KILNS OVENS RETORTS