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Tomomasa Kajita

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  • Osaka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Magnetic lock construction
    • Patent number 4,307,589
    • Issue date Dec 29, 1981
    • Tomomasa Kajita
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Magnetically operable lock
    • Patent number 4,285,220
    • Issue date Aug 25, 1981
    • Tomomasa Kajita
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES