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Hiromasa Kato

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of constant-current polarization voltage and apparatus for K...
    • Patent number 6,315,888
    • Issue date Nov 13, 2001
    • Mitsubishi Chemical Corporation
    • Hiromasa Kato
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Optical disc
    • Patent number 6,010,761
    • Issue date Jan 4, 2000
    • Sony Corporation
    • Masayuki Tatewaki
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Electrolytic solution fork Karl Fischer coulometric titration and m...
    • Patent number 5,962,328
    • Issue date Oct 5, 1999
    • Mitsubishi Chemical Corporation
    • Hiromasa Kato
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Optical disc
    • Patent number 5,800,864
    • Issue date Sep 1, 1998
    • Sony Corporation
    • Masayuki Tatewaki
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Optical disc
    • Patent number 5,186,994
    • Issue date Feb 16, 1993
    • Sony Corporation
    • Masayuki Tatewaki
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...