Siemens Aktiengesellschaft

Marc Pietriga

Holger Schulz

Joerg-Michael Hasemann

Georg Soffel

Volker Deichmann

A mobile phone with an expanded telephone directory, wherein any electronic telephone directory of the mobile phone is supplemented by, in each case, one data base located in the nonvolatile memory of the mobile phone, each data base being assigned to precisely one specific telephone directory. The data base assigned to a telephone directory is preferably an expansion telephone directory, and a number of the expansion telephone directories can be assigned to each telephone directory.

Growing community of inventors

Munich, Georgia

Marc Pietriga