Juha Helenius

3 Patents

• US123980182025

  Rope Anchor and Elevator Arrangement and Method for Constructing Elevator

  Kone Corporation

  0 cites
• US119210712024

  Method for Checking the Integrity of Composite Load Bearing Member

  Kone Corporation

  0 cites
• US115549372023

  Rope Wheel, Traction Wheel, Elevator Drive Machinery and Elevator

  Kone Corporation

  0 cites