TREA

Seiji Ishikawa

Follow

Person

  • Chigasaki, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Video microscope
    • Patent number 5,497,267
    • Issue date Mar 5, 1996
    • Mitsubishi Chemical Corporation
    • Seiji Ishikawa
    • G02 - OPTICS
  • Information Patent Grant

    Observation apparatus for selectively providing color signals
    • Patent number 5,416,511
    • Issue date May 16, 1995
    • Mitsubishi Chemical Corporation
    • Seiji Ishikawa
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Lighting device
    • Patent number 5,351,169
    • Issue date Sep 27, 1994
    • Mitsubishi Kasei Corporation
    • Seiji Ishikawa
    • G02 - OPTICS
  • Information Patent Grant

    Method for detecting end point of titration
    • Patent number 4,582,572
    • Issue date Apr 15, 1986
    • Mitsubishi Kasei Kogyo Kabushiki Kaisha
    • Seiji Ishikawa
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Titration control method
    • Patent number 4,302,299
    • Issue date Nov 24, 1981
    • Mitsubishi Kasei Kogyo Kabushiki Kaisha
    • Seiji Ishikawa
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Titration apparatus with control means
    • Patent number 4,203,156
    • Issue date May 13, 1980
    • Mitsubishi Kasei Kogyo Kabushiki Kaisha
    • Seiji Ishikawa
    • G01 - MEASURING TESTING