Kozo Ishizaki

Person

  • Niigata, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of evaluating ceramics

    • Patent number 5,217,305
    • Issue date Jun 8, 1993
    • Sumitomo Electric Industries, Ltd.
    • Akira Yamakawa
    • G01 - MEASURING TESTING