HF

Heinz-Josef Frenken

SV Saint-Gobain Vitrage: 1 patents #110 of 239Top 50%
Overall (All Time): #2,275,379 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5703633 Ink container with a capillary action member Udo Gehrer, Rolf Gibbels 1997-12-30
5125947 Method and apparatus for producing curved glass sheets Manfred Borger 1992-06-30