HH

Helge Hagen

📍 Frederikshavn, DK: #4 of 11 inventorsTop 40%
Overall (All Time): #1,573,684 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7481260 Tightening device for blinds — 2009-01-27
6272811 Spacer frame for sealed glass units — 2001-08-14
RE35926 Venetian- or pleated blinds, particularly for multiple pane insulating glass window — 1998-10-20