TREA

Ivan Roza

Follow

Person

  • Olten, CH
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Door opening circuit
    • Patent number 6,713,703
    • Issue date Mar 30, 2004
    • EAO AG
    • Ivan Roza
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Door opener switch
    • Patent number 5,803,238
    • Issue date Sep 8, 1998
    • Elektro-Apparatebau Olten AG
    • Ivan Roza
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Spacer
    • Patent number 5,214,573
    • Issue date May 25, 1993
    • Elektro-Apparatebau Olten AG
    • Ivan Roza
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...