INNEX is made from INNovation + EXperts. The abstract Bulb stands for innovation as well as for collaboration and a network of experts and people working, creating & inventing together. The Bulb is showing these connections and links. www.db-innex.de as well as www.db-innex.com is available.
UPDATE: Rails from above look beautiful! They show beautiful patterns. DB INNEX: We set the course on innovation! (German: Wir stellen die Weichen in Richtung Innovation)