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Patents Grants
last 30 patents
Information
Patent Grant
Call-number based customer identification method for personalizable...
Patent number
7,898,989
Issue date
Mar 1, 2011
E-Plus Mobilfunk GmbH & Co. KG
Siegfried Ergezinger
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for establishing the authenticity of the identity of a servi...
Patent number
7,865,719
Issue date
Jan 4, 2011
E-Plus Mobilfunk GmbH & Co. KG
Christian Müller
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of combining fixed-network telephone and mobile radio teleph...
Patent number
7,113,805
Issue date
Sep 26, 2006
E-Plus Mobilfunk GmbH
Holger Schwarz
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for routing messages in a telecommunications network
Patent number
6,987,969
Issue date
Jan 17, 2006
E-Plus Mobilfunk GmbH
Roger Brünig
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and device for calculating charges in telecommunications net...
Patent number
6,618,583
Issue date
Sep 9, 2003
E-Plus Mobilfunk GmbH & Co. KG
Siegfried Ergezinger
H04 - ELECTRIC COMMUNICATION TECHNIQUE