PH

Petra Hofmeister

IBM: 2 patents #32,839 of 70,183Top 50%
Overall (All Time): #2,245,068 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5855959 Process for providing catalytically active platinum metal layers Juergen Boecker, Michael Butz, Alfred Frey, Hans-Dieter Schmidt 1999-01-05
5624479 Solution for providing catalytically active platinum metal layers Juergen Boecker, Michael Butz, Alfred Frey, Hans-Dieter Schmidt 1997-04-29