FH

Frank Heringhaus

DM Dmc: 1 patents #1 of 27Top 4%
📍 Alzenau, DE: #12 of 50 inventorsTop 25%
Overall (2002): #220,186 of 266,432Top 85%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6409794 Method for producing composite powders based on silver-tin oxide, the composite powders so produced, and the use of such powders to produce electrical contact materials by powder metallurgy techniques Roger Wolmer, Mechthild Mueller, Dietrich Ruehlicke, Dan V. Goia 2002-06-25