Antti PERKO

Person

  • Helsinki, FI

Patents Grantslast 30 patents

  • Information Patent Grant

    Elevator access control

    • Patent number 12,131,601
    • Issue date Oct 29, 2024
    • Kone Corporation
    • Mika Kemppainen
    • G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents