IH

Ilkka Hamalainen

RO Rakennusvalmiste Oy: 2 patents #2 of 2Top 100%
📍 Helsinki, FI: #1,498 of 3,940 inventorsTop 40%
Overall (All Time): #2,340,373 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D287750 Electric heater 1987-01-13
D287751 Electric heater 1987-01-13