AS

Albert Schaal

IBM: 4 patents #21,733 of 70,183Top 35%
Overall (All Time): #1,263,711 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6971025 Secure personalization of chip cards Harmut Droege, Volker Gottschalk, Juergen Haardoerfer, Markus Weinlaender, Martin Witzel +1 more 2005-11-29
6711685 System and procedure for protection against the analytical espionage of secret information Helmut Scherzer, Michael Schilling 2004-03-23
6173401 Importing information onto a chip card Michael Deindl, Walter Hanel 2001-01-09
6076162 Certification of cryptographic keys for chipcards Michael Deindl, Walter Hanel 2000-06-13