TREA

Kayoko Kato

Follow

Person

  • Tokyo, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Clock
    • Patent number D330335
    • Issue date Oct 20, 1992
    • Seikosha Co., Ltd.
    • Kayoko Kato
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Clock
    • Patent number D324179
    • Issue date Feb 25, 1992
    • Seikosha Co., Ltd.
    • Masumi Mukoyama
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Clock
    • Patent number D319397
    • Issue date Aug 27, 1991
    • Seikosha Co., Ltd.
    • Kayoko Kato
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Clock
    • Patent number D319023
    • Issue date Aug 13, 1991
    • Seikosha Co., Ltd.
    • Kayoko Kato
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Clock
    • Patent number D316049
    • Issue date Apr 9, 1991
    • Seikosha Co., Ltd.
    • Kayoko Kato
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Clock
    • Patent number D316046
    • Issue date Apr 9, 1991
    • Seikosha Co., Ltd.
    • Kayoko Kato
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Clock
    • Patent number D312790
    • Issue date Dec 11, 1990
    • Seikosha Co., Ltd.
    • Kayoko Kato
    • D10 - Measuring, testing, or signalling instruments
  • Information Patent Grant

    Pendulum for a clock
    • Patent number D312798
    • Issue date Dec 11, 1990
    • Seikosha Co., Ltd.
    • Kayoko Kato
    • D10 - Measuring, testing, or signalling instruments