HG

Hans-Dieter Groffman

📍 Hirrlingen, DE: #7 of 14 inventorsTop 50%
Overall (All Time): #2,125,484 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7774609 Process for digital signing of a message Stefan Röver 2010-08-10
7386727 Method for digital signing of a message Stefan Röver 2008-06-10